Wireless speakers / Compare

JBL PartyBox 720 vs Sony ULT FIELD 7

A

Product A: JBL

PartyBox 720

51 of 96 known

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B

Product B: Sony

ULT FIELD 7

49 of 96 known

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All 96 fields

Every value links to where we found it.

Only differences

AJBL PartyBox 720

BSony ULT FIELD 7

General

6 of 8 differ

Series

PartyBox1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026

ULT POWER SOUND2Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 10 October 2026Press release launches the ULT POWER SOUND series with ULT FIELD 7 in it.

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

JBLPARTYBOX720AM5Retailer pageworldwidestereo.com/products/jbl-partybox-720-bluetooth-portable-party-speakerRead 16 October 2026US listing gives model JBLPARTYBOX720AM.

SRS-ULT70, YY7858E1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide cover states Model YY7858E and the guide lists SRS-ULT70 as the model name. The guide is titled ULT FIELD 7.

GTIN / EAN

0500364142895Retailer pageworldwidestereo.com/products/jbl-partybox-720-bluetooth-portable-party-speakerRead 16 October 2026UPC 050036414289 for JBLPARTYBOX720AM.

Not available

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

September 20253Reviewsoundguys.com/jbl-partybox-720-review-the-loudest-battery-powered-jbl-speaker-yet-149499Read 16 October 2026Review lists September 2, 2025. A Brazilian report dated 3 September 2025 covers the launch. German EU sales started 1 October 2025.4Press articleportaltela.com/cotidiano/tecnologia/2025/09/03/jbl-lanca-partybox-720-seu-maior-altofalante-portatil-para-festasRead 16 October 2026Portuguese-language report dated 3 September 2025 on the JBL launch of the PartyBox 720.

11 April 20242Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 10 October 2026Press release dated April 11, 2024.

Status

Available3Reviewsoundguys.com/jbl-partybox-720-review-the-loudest-battery-powered-jbl-speaker-yet-149499Read 16 October 2026Review links to a current Amazon listing.

Not available

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

Not available

Not available

SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Not available

Not available

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

$1,099.953Reviewsoundguys.com/jbl-partybox-720-review-the-loudest-battery-powered-jbl-speaker-yet-149499Read 16 October 2026Review lists MSRP $1,099.95. Tax treatment is not stated.

$4992Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 10 October 2026Suggested retail price $499 USD and $599 CAD at Sony.com, Amazon, Best Buy and other dealers.

Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

Not available

€4497Press articlegiga.de/news/sony-ult-lautsprecher-kopfhoerer-2024-rabattRead 10 October 2026Giga article on the April 2024 ULT launch gives the German list price (UVP) as EUR 449. MediaMarkt Austria shows a UVP of EUR 499.99, which may be a later or regional list price. Sony Europe press release was not readable. Includes VAT.

MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

US5Retailer pageworldwidestereo.com/products/jbl-partybox-720-bluetooth-portable-party-speakerRead 16 October 2026US retailer listing.

US, CA2Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 10 October 2026Press release is for the US and Canada.

ColoursiThe maker's own colour names

Black5Retailer pageworldwidestereo.com/products/jbl-partybox-720-bluetooth-portable-party-speakerRead 16 October 2026Only Black is listed.

Black4Retailer pageamazon.com/dp/B0CXL5P51QRead 10 October 2026Amazon US listing for Sony ULT Field 7 in Black. The listing shows currently unavailable on the accessed date, so status is not stored.

Speaker typeiHome covers speakers made to stay in one place, including smart speakers. A speaker with Wi-Fi or a voice assistant can be of any type.

Party1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Maker calls it a party speaker with a lightshow and a built-in handle and wheels.

Party2Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 10 October 2026Press release says ULT FIELD 7 lets listeners bring the party anywhere with a mic port for karaoke.

Audio

11 of 18 differ

Audio channelsiSound channels reproduced by one speaker. Pairing two speakers for stereo is separate.

Not available

Not available

Audio driversiPowered audio transducers in one speaker. Passive radiators are counted separately. Circular diameter and rectangular width and height have separate columns. Per-driver power must state continuous or RMS basis and battery or mains operation in the source note.

AJBL PartyBox 720

Driver type	Count	Diameter (mm)
Woofer	2	243
Dome tweeter	2	30

Source1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Technical specifications: two 9 inch (243 mm) woofers and two 1.25 inch (30 mm) dome tweeters. No per-driver power is published.

BSony ULT FIELD 7

Driver type	Count	Diameter (mm)	Width (mm)	Height (mm)
Woofer	2	Not available	114	114
Tweeter	2	46	Not available	Not available

Source1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Specifications: 2-way with passive radiator. Woofer unit about 114 mm x 114 mm (4.5 in x 4.5 in), 2 units. Tweeter unit about 46 mm diameter, 2 units. The help guide does not give the passive radiator count. Sony Japan lists 2.

Passive radiatorsiPassive, unpowered bass radiators. Excludes powered drivers.

Not available

25Maker product pagesony.jp/active-speaker/products/ULT_FIELD7/spec.htmlRead 10 October 2026Specification table (Japanese) lists passive radiator units as 2.

Rated audio poweriMaker-published total rated continuous audio output. Battery power is used for portable speakers when mains and battery ratings differ. Peak marketing power is separate.

800W1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Output power 800 W RMS (IEC60268). No separate battery and mains rating is published. SoundGuys says the speaker reaches its full 800 W on AC power.

Not available

Rated audio power on mainsiTotal rated continuous audio output with external power. Store a separate battery rating when the maker publishes both.

Not available

Not available

Audio output power (unspecified rating)iMaker- or reviewer-published audio output power whose continuous or peak rating basis is not stated. This is separate from rated continuous output and explicitly published peak output.

Not available

Not available

Peak audio poweriExplicitly published peak audio output. Never substitute for rated continuous output.

Not available

Not available

Frequency response lower limit (claimed)iPublished acoustic frequency response limit. Tolerance and operating mode belong in the source note. The Bluetooth transmission range that some spec tables and retailers label Frequency Response, such as A2DP 20 to 20,000 Hz, is not stored.

32Hz1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 202632 Hz to 20 kHz with no stated tolerance.

Not available

Frequency response upper limit (claimed)iPublished acoustic frequency response limit. Tolerance and operating mode belong in the source note. The Bluetooth transmission range that some spec tables and retailers label Frequency Response, such as A2DP 20 to 20,000 Hz, is not stored.

20kHz1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 202632 Hz to 20 kHz with no stated tolerance.

Not available

Signal-to-noise ratio (claimed)

80dB1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Published as greater than 80 dB. The stored number is the lower bound.

Not available

Adjustable equalizeriUser-adjustable frequency bands. Selecting fixed sound presets alone does not qualify.

Yes1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026The sheet says the JBL PartyBox app controls the music, EQ and lightshow.

Yes1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide states users can adjust an equalizer in Sony | Music Center.

Equalizer bandsiNumber of user-adjustable frequency bands. Do not count sound presets.

73Reviewsoundguys.com/jbl-partybox-720-review-the-loudest-battery-powered-jbl-speaker-yet-149499Read 16 October 2026The JBL PartyBox app has a 7-band EQ with Deep and Punchy bass modes.

73Reviewsoundguys.com/sony-ult-field-7-review-is-this-the-best-portable-party-speaker-138823Read 10 October 2026Review states the customizable 7-band custom EQ in the Sony Sound Connect app.

Automatic sound adjustmentiAdjusts audio to placement or playback conditions. Keep the named feature and conditions in the source note.

Not available

Yes1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Sound Field Optimization uses microphone sensing to detect surrounding noise and adjust the sound. It is on at purchase and switches off in Stereo Pair or Party Connect.

Sound modesiNamed playback modes. Battery extension modes are also qualified in battery source notes.

Deep Bass Boost, Punchy Bass Boost3Reviewsoundguys.com/jbl-partybox-720-review-the-loudest-battery-powered-jbl-speaker-yet-149499Read 16 October 2026Deep and Punchy bass modes. The German review by hifi.de names the two Bass Boost levels Tief and Druckvoll.

ULT1, ULT2, STAMINA1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026ULT button cycles ULT1 for deep bass, ULT2 for more power and off. The STAMINA power option turns off lighting and sound effects to save battery. No STAMINA playtime is published.

Wireless stereo pairingiTwo compatible speakers can play separate left and right channels.

Yes1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026The sheet says two PartyBox 720 speakers can be paired for true stereo.

Yes1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Stereo Pair uses two speakers, one left and one right.

Speaker link protocolsiNamed systems for linking compatible speakers, such as PartyBoost, Auracast or Party Connect. Linking support does not establish compatibility across all models.

Auracast, PartyTogether1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Multi-speaker connection by Auracast with other JBL Auracast speakers. PartyTogether is from SoundGuys.3Reviewsoundguys.com/jbl-partybox-720-review-the-loudest-battery-powered-jbl-speaker-yet-149499Read 16 October 2026PartyTogether in the JBL PartyBox app links the 720 with other PartyBox speakers such as the 520. Auracast links it with Auracast JBL speakers such as the Charge 6 and Xtreme 4.

Party Connect, Stereo Pair1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide names the Stereo Pair and Party Connect functions.2Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 10 October 2026Press release says users can link up to 100 compatible speakers through Party Connect.

Max linked speakersiPublished maximum in a speaker group. A stereo pair is recorded separately. A figure such as 100+ is stored as 100.

Not available

1001Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Party Connect links up to 100 compatible speakers over Bluetooth. Stereo Pair and Party Connect cannot be combined with multipoint.

Max Bluetooth group speakersiPublished maximum speakers in one Bluetooth playback group, including the first speaker. Source notes name the compatible models or families, linking system and firmware requirements. Wi-Fi groups and concurrent Bluetooth source devices are excluded. A stereo pair alone does not establish the maximum when other Bluetooth linking systems are supported. A figure such as 100+ is stored as 100.

Not available

1001Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Party Connect section says up to 100 compatible speakers can be connected over Bluetooth. Compatible models: LSPX-S3, SRS-XP700, XP500, XG500, XG300, XB43, XB33, XB23, XE300, XE200, XV900, XV800, XV500, ULT FIELD 7 and ULT TOWER 10. Every speaker needs the latest pre-installed software. Wireless Party Chain devices are excluded. Whether the 100 includes the first speaker is not stated.

Connectivity

10 of 16 differ

Bluetooth audio playbackiPlays audio streamed over Bluetooth from a phone or other source. Bluetooth used only for setup or app control does not count.

Yes3Reviewsoundguys.com/jbl-partybox-720-review-the-loudest-battery-powered-jbl-speaker-yet-149499Read 16 October 2026

Yes1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026

Bluetooth versioniVersion of the Bluetooth radio. Some Wi-Fi speakers use Bluetooth only for setup. See Bluetooth audio playback.

5.41Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Bluetooth 5.4.

5.21Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide states Bluetooth standard version 5.2. SoundGuys lists 5.3. The maker guide is used.

Bluetooth codecsiExplicitly supported receive codecs. Bluetooth version alone does not establish codecs.

SBC, AAC3Reviewsoundguys.com/jbl-partybox-720-review-the-loudest-battery-powered-jbl-speaker-yet-149499Read 16 October 2026Bluetooth 5.4 with SBC and AAC.

SBC, AAC, LDAC1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide states the speaker supports SBC, AAC and LDAC for music playback over A2DP. SoundGuys mentions only SBC and AAC. The maker guide is used.

Bluetooth profiles

A2DP 1.4, AVRCP 1.61Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026A2DP V1.4 and AVRCP V1.6.

A2DP, AVRCP, SPP1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide lists A2DP and AVRCP.5Maker product pagesony.jp/active-speaker/products/ULT_FIELD7/spec.htmlRead 10 October 2026Specification table lists A2DP, AVRCP and SPP. Sony Singapore lists the same three profiles. The help guide lists A2DP and AVRCP. SPP is likely used for firmware updates, as Sony states for other models.6Maker product pagestore.sony.com.sg/blogs/8147834339483_45090312290459/8147834339483__specificationsRead 10 October 2026Specification page lists compatible profiles A2DP, AVRCP and SPP.

Bluetooth LE AudioiExplicit LE Audio support. Bluetooth LE for app control alone does not qualify.

Not available

Not available

AuracastiExplicit Auracast support. Sending, receiving and speaker-group roles belong in source notes.

Yes1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Multi-speaker connection by Auracast. Sending and receiving roles are not stated.

Not available

MultipointiConcurrent Bluetooth source connections. Pairing memory and speaker-to-speaker linking do not qualify.

Not available

Yes1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide describes connecting concurrently with 2 Bluetooth devices. It is off in Stereo Pair or Party Connect.

Multipoint source devicesiMaximum concurrently connected Bluetooth source devices, not remembered pairings.

Not available

21Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Up to 2 Bluetooth devices at once.

Bluetooth range (claimed)iMaker-claimed Bluetooth range to the source device. Test conditions belong in the source note.

Not available

30m1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Maximum communication range about 30 m (98.4 ft).

Wi-FiiBuilt-in Wi-Fi, for audio streaming, setup or control.

Not available

Not available

Wi-Fi standardsiOne 802.11 name per item, such as 802.11ax. A Wi-Fi generation is written as its standard, so Wi-Fi 5 is 802.11ac and Wi-Fi 6 is 802.11ax. Older standards are listed only when a source names them.

Not available

Not available

Network audio protocolsiNamed systems that stream audio to the speaker over the home network. AirPlay is written as AirPlay 2. Chromecast built-in is written as Google Cast. Other names follow the maker, such as Spotify Connect.

Not available

Not available

USB audio inputiPlayback from a connected computer or phone through USB. Charging, service ports and USB flash-drive playback do not qualify.

Yes1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026The USB-C input connects to streaming or karaoke apps with high-quality sound. SoundGuys says it handles digital audio including lossless.3Reviewsoundguys.com/jbl-partybox-720-review-the-loudest-battery-powered-jbl-speaker-yet-149499Read 16 October 2026The single USB-C port can handle digital audio, including lossless playback.

Not available

USB drive playbackiPlayback of audio files on a connected USB storage device.

Yes1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Supported formats MP3, WAV and FLAC on FAT16 or FAT32 USB storage. The quick start guide says these formats are not available in the EMEA region, so this value describes the non-EMEA model only.2Owner's manualcdn.tgdd.vn/Products/PDF/3/356825/HDSD/Huong-dan-su-dung.pdfRead 16 October 2026Tech spec footnote: supported formats are not available for the EMEA region.

Yes1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide describes playback from a USB Mass Storage Class device on the PLAY/CHARGE OUTPUT port.

USB audio file formats

MP3, WAV, FLAC1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Supported formats .MP3, .WAV and .FLAC. Not available in the EMEA region.

MP3, WMA, WAV1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Supported audio file formats are MP3, WMA and WAV.

PortsiPhysical speaker connectors. Record charging, audio input, power output and service roles separately. A shared microphone and guitar jack is one port. A combo jack that takes XLR and 6.35 mm plugs is 6.35 mm audio, and the role names XLR. Optical is a TOSLINK digital audio socket.

AJBL PartyBox 720

Connector	Count	Role
AC power	1	Mains power input and battery charging
USB-C	1	USB audio input, USB drive music playback (FAT16 and FAT32) and charge output to mobile devices
3.5 mm audio	1	AUX audio input
6.35 mm audio	2	Combo XLR and 6.35 mm inputs for microphone, guitar, line-in or DJ console

Source1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026USB-C, AUX 3.5 mm and two XLR inputs are named on the sheet. SoundGuys says the XLR inputs are combo XLR and 1/4 inch jacks. The sheet lists Mic-In, Guitar-In or Line-In and AUX-In sensitivities.3Reviewsoundguys.com/jbl-partybox-720-review-the-loudest-battery-powered-jbl-speaker-yet-149499Read 16 October 2026Dual XLR and 1/4 inch combo inputs at the back, a 3.5 mm aux port and one USB-C port.

BSony ULT FIELD 7

Connector	Count	Role
AC power	1	AC power input
USB-A	1	USB storage playback and charging output for other devices
3.5 mm audio	1	Audio input
6.35 mm audio	1	Microphone and guitar input

Source1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Parts list: AC input jack, PLAY/CHARGE OUTPUT USB Type A port, AUDIO IN 3.5 mm jack and MIC/GUITAR 6.3 mm jack. The USB port is DC 5 V, max 1.5 A output for charging other devices.

Controls and software

6 of 8 differ

SpeakerphoneiBuilt-in microphone and call support, through a connected phone or a voice assistant's calling. A microphone used only for voice commands does not count. Microphone inputs for karaoke are separate.

Not available

No3Reviewsoundguys.com/sony-ult-field-7-review-is-this-the-best-portable-party-speaker-138823Read 10 October 2026Review FAQ states the speaker does not contain a built-in microphone for phone calls. The help guide lists no call function.

Voice assistantsiVoice assistants explicitly usable through the speaker, such as Amazon Alexa, Google Assistant, Siri or Sonos Voice Control. State whether a connected phone is required.

Not available

Not available

Controls

Power, Bluetooth pairing, Auracast multi-speaker connection, Bass Boost, Volume knob, Play/pause, next and previous track (one, two or three presses), Microphone volume, Lightshow controls2Owner's manualcdn.tgdd.vn/Products/PDF/3/356825/HDSD/Huong-dan-su-dung.pdfRead 16 October 2026Play section: one press plays or pauses, two presses next track, three presses previous track. Panels also show Bluetooth pairing, lightshow, microphone and guitar or line-in, and multi-speaker connection.3Reviewsoundguys.com/jbl-partybox-720-review-the-loudest-battery-powered-jbl-speaker-yet-149499Read 16 October 2026Top panel has buttons for power, Bluetooth, Auracast and Bass Boost, knobs for volume and microphone levels and lightshow controls.

Power, Bluetooth pairing, Play/pause, Volume up/down, ULT sound mode, Lighting, Battery level and Battery Care, Key control, Echo, Guitar mode, Microphone and guitar level1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Parts list: power, Bluetooth, play, volume minus and plus, ULT, light, battery and battery care, key control, echo, guitar buttons and the mic and guitar level knob.

Companion app

JBL PartyBox1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026JBL PartyBox app.

Sony | Sound Connect1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide says the speaker is compatible with Sony | Sound Connect since April 2025. It also works with Sony | Music Center and the Fiestable app for karaoke, DJ effects and lighting.

App platforms

Android, iOS2Owner's manualcdn.tgdd.vn/Products/PDF/3/356825/HDSD/Huong-dan-su-dung.pdfRead 16 October 2026Google Play and App Store badges for the JBL app.

iOS, Android1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide links Google Play and the App Store for the apps.

User firmware updates

Not available

Yes1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide has an Updating the pre-installed software section.

Built-in lightingiDecorative or ambient lighting. Status, battery, connection and microphone indicator LEDs alone do not qualify.

Yes1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Lightshow with starry lights, flowing trails and pulsing strobes.

Yes1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide describes the speaker lights that light up with the music, a LIGHT button and lighting modes in the apps.

Lighting modes

Starry lights, Flowing trails, Strobes1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Maker wording: starry lights, flowing trails and strobes. No effect names are published on the sheet.

Not available

Smart home

None of 3 known

Matter controlleriCan add and control Matter devices. Being a Matter device alone does not count.

Not available

Not available

Thread border routeriConnects Thread smart home devices to the home network.

Not available

Not available

Zigbee hubiA built-in Zigbee radio that controls Zigbee smart home devices.

Not available

Not available

Battery and charging

5 of 17 differ

Built-in battery

Yes1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026The speaker has two battery bays for JBL BATTERY 600 packs. The sheet is titled Battery Included but its box list names no battery, and it also says the swappable batteries are sold separately. For EMEA the quick start guide says batteries are not included.

Yes1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Specifications list a built-in lithium-ion battery.

Playback time (claimed)iMaximum maker-claimed music playback on one charge in normal playback mode. Battery extension or reduced-bass boost modes belong in battery_life_boost_h. Record volume and lighting conditions in the source note.

15h1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Up to 15 hours. It varies with volume and audio content. No test volume or lightshow setting is stated.

30h1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide: about 30 hours at volume level 16 with ULT1/2 on and lighting off. About 25 hours with lighting on and about 3 hours at maximum volume 50 with lighting on. Measured with a Sony specified music source.

Playback with battery extension (claimed)iTotal claimed runtime with the named battery extension mode enabled. Store the total, not only the extra hours. Keep sound and lighting restrictions in the source note.

Not available

Not available

Battery energyiPublished battery pack energy. Do not calculate from an assumed voltage.

Not available

Not available

Battery capacityiPublished pack capacity at the voltage in battery_voltage_v. Do not substitute power-bank output capacity. A figure written per cell, such as 5000mAh*2, is not a pack capacity unless the maker states the pack figure.

Not available

Not available

Nominal battery voltage

Not available

Not available

Battery chemistry

Lithium-ion1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Li-ion.

Lithium-ion1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Specifications list a built-in lithium-ion battery.

User-replaceable batteryiBattery that the maker documents as replaceable by the user. Service replacement does not qualify.

Yes1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Maker describes swappable JBL BATTERY 600 packs. The quick start guide shows the replacement steps.2Owner's manualcdn.tgdd.vn/Products/PDF/3/356825/HDSD/Huong-dan-su-dung.pdfRead 16 October 2026Battery replacement section: remove the old battery and insert the new JBL BATTERY 600 x 2. Charge the battery before first use.

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Full charge timeiTime from discharged to full under the maker conditions. Adapter rating and simultaneous use belong in source notes.

3h1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 20263 hours with the speaker off.

5h1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide: charging completes in about 5 hours from empty with the speaker turned off.

Quick charge duration

10min1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026A 10-minute fast charge.

10min1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide: 10 minutes of charging gives about 3 hours of playback.

Playback after quick chargeiClaimed music playback after quick_charge_min of charging. Source conditions apply.

2h1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Gets up to 2 extra hours of playtime.

3h1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide: about 3 hours of music playback after 10 minutes of charging at volume level 16, ULT1/2 on, lighting off.

Charging input ratingiPublished speaker input voltage and current. An adapter rating alone does not establish device input.

100-240 V AC, 50/60 Hz1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Power input 100-240 V AC, 50/60 Hz. No input current is published.

AC 120 V, 60 Hz in North America. AC 120 V to 240 V, 50/60 Hz in other regions1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Specifications list the AC input by region. The battery charges from the AC input. SoundGuys states charging is by AC only.

Max charging inputiPublished maximum charging input. USB audio power requirements and adapter output are separate.

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USB Power Delivery charging

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Charges other devices

Yes1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026USB-C charge out lists PDO profiles up to 20 V / 1.5 A and PPS 5-16 V / 1.85 A. No watt figure is published, so none is stored.

Yes1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide describes charging a smartphone or other USB device from the PLAY/CHARGE OUTPUT port. Output is DC 5 V, max 1.5 A.

Max power-bank outputiPublished power delivered by the speaker to another device. Output voltage and current belong in the source note.

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Wireless chargingiThe speaker battery can be charged wirelessly. Wireless power output to another device is separate.

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Durability

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Dust and water ratingiExact published IP rating. Keep separate ratings, such as IP68 and IP69, as separate entries.

IPX41Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026IPX4 splash proof.

IP671Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Help guide states waterproof specification IPX7 and dustproof specification IP6X with the cap closed. The press release footnote says IP67 water resistant and IP5X dustproof. The guide is used.

Floats

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Drop resistanceiExplicit maker claim or defined drop test. Do not infer from rugged wording.

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Drop test heightiMaker-published tested height. Surface and conditions belong in source notes.

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Carry featuresiPublished handles, straps, carabiners or wheels.

Integrated handle, Wide wheels1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Ergonomic integrated handle and wider sturdy wheels.3Reviewsoundguys.com/jbl-partybox-720-review-the-loudest-battery-powered-jbl-speaker-yet-149499Read 16 October 2026Integrated handle and wide wheels. It has no telescopic handle, unlike the PartyBox 520.

Carry handles1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Parts list names handles.

Measured

None of 6 known

Playback time (measured)iReviewer-measured playback per charge. Volume, lighting, sound mode, firmware and connection belong in the source note.

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Max sound pressure (measured)iReviewer-measured maximum SPL. Distance, test method and power source belong in source notes.

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Low-frequency extension (measured)iReviewer-measured low-frequency limit. Threshold and test method belong in source notes.

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High-frequency extension (measured)iReviewer-measured high-frequency limit. Threshold and test method belong in source notes.

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Audio latency (measured)iReviewer-measured source-to-speaker latency. Source device, app, codec, firmware and connection belong in source notes. App compensation may affect results.

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Full charge time (measured)iReviewer-measured time from empty to full. Power adapter and method belong in the source note.

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Dimensions and weight

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DimensionsiSpeaker body width, height and depth on explicitly identified axes. Unlabeled tuples do not establish axis meanings. Handle, strap and orientation conditions belong in the source note.

Width416Height942Depth406mm(16.4 × 37.1 × 16 in)1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Product dimensions are listed as width x height x depth: 416 x 942 x 406 mm. Package is 491 x 1027 x 468 mm.

Width512Height224Depth222mm(20.2 × 8.8 × 8.7 in)1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Specifications list about 512 mm x 224 mm x 222 mm (w/h/d) including projecting parts and controls. SoundGuys lists 571 x 226 x 304 mm. The maker figure is used.

WeightiSpeaker mass including its battery. Excludes packaging, charger and removable carry accessories unless the source states otherwise.

31,000g(68.3 lb)1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Net weight 31 kg. Gross weight 34.9 kg. The sheet does not say whether batteries are counted. A German retailer lists 29 kg for the EU item without batteries.

6,300g(13.9 lb)1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Specifications list mass of about 6.3 kg including battery. Amazon also lists 6.3 kg.

Body materials

Post-consumer recycled plastic1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Post-consumer recycled plastic.

Hard plastic, Fabric grille5Maker product pagesony.jp/active-speaker/products/ULT_FIELD7/spec.htmlRead 10 October 2026Specification table lists the grille net material as fabric. Tom's Guide describes the body as hard plastic wrapped in rugged mesh weaving.8Reviewtomsguide.com/audio/speakers/sony-ult-field-7Read 10 October 2026Review describes a cylindrical design wrapped in hard plastic and rugged mesh weaving.

Certifications

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FCC IDs

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Other certifications

FSC-certified paper packaging1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Packaged in FSC-certified paper printed with soy ink.

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In the box

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In the box

JBL PartyBox 720, Quick start guide, Safety instruction and warranty card, AC power cord1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Box list: 1 speaker, 1 quick start guide, 1 safety instruction and warranty card, AC power cord. Quantity and plug type vary by region.

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Links

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Product page

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Spec sheet

static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdf1Maker spec sheet (PDF)static.pcrichard.com/docs/PARTYBOX720_Specifications-Sheet_01.pdfRead 16 October 2026Harman spec sheet titled PartyBox 720 Battery Included, copyright 2025, hosted by a US retailer. A matching sheet titled Battery Not Included exists for Poland and the EMEA region.

store.sony.com.sg/blogs/8147834339483_45090312290459/8147834339483__specifications6Maker product pagestore.sony.com.sg/blogs/8147834339483_45090312290459/8147834339483__specificationsRead 10 October 2026Sony Store Singapore specification page for the SRS-ULT70 (English).

Manual

cdn.tgdd.vn/Products/PDF/3/356825/HDSD/Huong-dan-su-dung.pdf2Owner's manualcdn.tgdd.vn/Products/PDF/3/356825/HDSD/Huong-dan-su-dung.pdfRead 16 October 2026Global quick start guide, two pages in many languages, hosted by a retailer. No full owner's manual was found on a readable host.

helpguide.sony.net/speaker/7858/v1/en/print.pdf1Owner's manualhelpguide.sony.net/speaker/7858/v1/en/print.pdfRead 10 October 2026Sony English help guide for ULT FIELD 7, full print PDF opened. Copyright 2024, revision with Sound Connect text added in 2025.

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

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Warranty

None of 1 known

Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

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Both are also in the API. Back to all wireless speakers.