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Sony ULT FIELD 1

SonyPortable wireless speaker

ULT FIELD 1

Released April 2024.1Press 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 8 October 2026US launch release. Spring 2024 for FIELD 1, supported by April 2024 launch and early reviews. Last checked 21 October 2026.

Rated audio power
Not available
Playback time (claimed)
12h
Dust and water rating
IP67
Weight
650g

49 of 96 fields known.

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At a glance

Ports

  • USB-C

All specs

SourceCalculated

General

Series
ULT POWER SOUND1Press 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 8 October 2026
Model numbers
SRS-ULT10, YY7862E4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026
GTIN / EAN
Not available
Announced
11 April 20241Press 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 8 October 2026
Status
Available2Maker product pageelectronics.sony.com/audio/speakers/wireless-speakers/p/srsult10-bRead 8 October 2026
Predecessor
Not available
Successor
Not available
Launch price (US)
$1291Press 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 8 October 2026US suggested retail price at launch, excluding tax.
Launch price (EU)
Not available
Markets
US, CA1Press 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 8 October 2026
Colours
Black, Forest Gray, Off White, Orange1Press 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 8 October 2026
Speaker type
Portable2Maker product pageelectronics.sony.com/audio/speakers/wireless-speakers/p/srsult10-bRead 8 October 2026

Audio

Audio channels
Mono6Reviewrtings.com/speaker/reviews/sony/ult-field-1Read 8 October 2026
Audio drivers
Driver typeCountDiameter (mm)
Woofer1Not available
Tweeter116
Source4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026Specifications. Woofer rectangular dimensions have no axis labels and are omitted. Tweeter diameters are approximate.
Passive radiators
25Reviewsoundguys.com/sony-ult-field-1-review-113404Read 8 October 2026
Rated audio power
Not available
Rated audio power on mains
Not available
Audio output power (unspecified rating)
Not available
Peak audio power
Not available
Frequency response lower limit (claimed)
Not available
Frequency response upper limit (claimed)
Not available
Signal-to-noise ratio (claimed)
Not available
Adjustable equalizer
Yes4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026
Equalizer bands
33Maker product pagesony.com/electronics/support/speakers-wireless-speakers/srs-ult10/specificationsRead 8 October 2026
Automatic sound adjustment
Not available
Sound modes
ULT POWER SOUND, Custom EQ, STAMINA4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026STAMINA disables sound effects including ULT. No claimed STAMINA runtime is stated.
Wireless stereo pairing
Yes4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026
Speaker link protocols
Not available
Max linked speakers
Not available
Max Bluetooth group speakers
Not available

Connectivity

Bluetooth audio playback
Yes4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026
Bluetooth version
5.34Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026About the BLUETOOTH wireless technology. FIELD 3 states version 5.2, despite the SoundGuys review stating 5.3.
Bluetooth codecs
SBC, AAC4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026
Bluetooth profiles
A2DP, AVRCP, HFP, HSP, SPP3Maker product pagesony.com/electronics/support/speakers-wireless-speakers/srs-ult10/specificationsRead 8 October 2026
Bluetooth LE Audio
Not available
Auracast
Not available
Multipoint
Yes6Reviewrtings.com/speaker/reviews/sony/ult-field-1Read 8 October 2026Public verdict explicitly reports Bluetooth multi-device connectivity. Concurrent device count is not stated publicly.
Multipoint source devices
Not available
Bluetooth range (claimed)
30m4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026About 30 m. Obstacles and radio interference reduce this distance.
Wi-Fi
No6Reviewrtings.com/speaker/reviews/sony/ult-field-1Read 8 October 2026
Wi-Fi standards
Not available
Network audio protocols
Not available
USB audio input
No4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026Parts and controls explicitly state that USB-C is not compatible with music playback.
USB drive playback
No4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026The only USB port is documented as incompatible with music playback.
USB audio file formats
Not available
Ports
ConnectorCountRole
USB-C1Charging input
Source4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026

Controls and software

Speakerphone
Yes4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026
Voice assistants
Google Assistant, Siri4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026Uses the connected Android phone Google app or iPhone Siri. Button activation, not a standalone voice assistant.
Controls
Power, Bluetooth pairing, Play/pause, Volume, ULT sound mode, Answer/end call, Phone voice assistant4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026
Companion app
Sony | Sound Connect4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026Sound Connect support since April 2025. Update through Sony | Music Center first.
App platforms
Android, iOS4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026
User firmware updates
Yes4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026
Built-in lighting
Not available
Lighting modes
Not available

Smart home

We could not find any of these 3 fields. Show them
Matter controller
Not available
Thread border router
Not available
Zigbee hub
Not available

Battery and charging

Built-in battery
Yes4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026
Playback time (claimed)
12h4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026Charging the speaker, pp. 9-10. Approximate 12 h at volume 25/50 with ULT POWER SOUND on. At maximum volume the claim is 3 h.
Playback with battery extension (claimed)
Not available
Battery energy
Not available
Battery capacity
Not available
Nominal battery voltage
Not available
Battery chemistry
Lithium-ion4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026
User-replaceable battery
Not available
Full charge time
5h4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026Charging the speaker, p. 9. About 5 h from empty to full, speaker off, using 1.5 A adapter. Supplied cable is rated 1.5 A. A 3 A adapter and cable reduce charging time.
Quick charge duration
Not available
Playback after quick charge
Not available
Charging input rating
5 V DC, 3 A4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026
Max charging input
Not available
USB Power Delivery charging
Not available
Charges other devices
Not available
Max power-bank output
Not available
Wireless charging
Not available

Durability

Dust and water rating
IP673Maker product pagesony.com/electronics/support/speakers-wireless-speakers/srs-ult10/specificationsRead 8 October 2026Requires the cap to be securely closed. Accessories and exposed connectors are not water or dust resistant.
Floats
Yes6Reviewrtings.com/speaker/reviews/sony/ult-field-1Read 8 October 2026Public comparison with JBL Flip7 states RTINGS found FIELD 1 floats.
Drop resistance
Yes8Maker product pageelectronics.sony.com/audio/speakers/wireless-speakers/p/srsult10-bRead 8 October 2026
Drop test height
1.22m8Maker product pageelectronics.sony.com/audio/speakers/wireless-speakers/p/srsult10-bRead 8 October 2026Footnote 2. MIL-STD 810H Method 516.8-Shock, 1.22 m onto plywood 5 cm thick. Does not guarantee damage-free drops or retention of IP performance.
Carry features
Adjustable multi-way strap2Maker product pageelectronics.sony.com/audio/speakers/wireless-speakers/p/srsult10-bRead 8 October 2026

Measured

Playback time (measured)
28.75h7Measurementsoundguys.com/sony-ult-field-1-review-113404Read 8 October 2026Battery test section. SoundGuys measured 28 h 45 min with ULT off, compared with Sony 12 h claim with ULT on. Test volume, firmware and codec are not stated. These are different sound modes and cannot be compared directly.
Max sound pressure (measured)
Not available
Low-frequency extension (measured)
Not available
High-frequency extension (measured)
Not available
Audio latency (measured)
Not available
Full charge time (measured)
Not available

Dimensions and weight

Front and side, drawn to scale.

Dimensions
Width206Height77Depth76mm(8.1 × 3 × 3 in)4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026Specifications. Approximate W × H × D, including projecting parts and controls.
Weight
650g(1.4 lb)4Owner's manualhelpguide.sony.net/speaker/7862/v1/en/print.pdfRead 8 October 2026Specifications. Approximate mass including battery.
Body materials
Fabric grille, Rubberized plastic end caps5Reviewsoundguys.com/sony-ult-field-1-review-113404Read 8 October 2026

Certifications

We could not find any of these 2 fields. Show them
FCC IDs
Not available
Other certifications
Not available

In the box

In the box
Speaker, USB-A to USB-C cable, Strap3Maker product pagesony.com/electronics/support/speakers-wireless-speakers/srs-ult10/specificationsRead 8 October 2026

Warranty

We could not find any of these 1 fields. Show them
Manufacturer warranty (source market)
Not available

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Sources

We read 8 sources for this wireless speaker. The numbers match the markers in the sheet.

  1. Read 8 October 2026Backs 6 fields
  2. Read 8 October 2026Backs 4 fields
  3. Read 8 October 2026Backs 5 fields
  4. Read 8 October 2026Backs 26 fields
  5. Read 8 October 2026Backs 3 fields
  6. Read 8 October 2026Backs 4 fields
  7. Read 8 October 2026Backs 1 field
  8. Read 8 October 2026Backs 2 fields

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