Wireless speakers / Compare

Bose SoundLink Flex Portable Speaker (2nd Gen) vs JBL Flip 5

A

Product A: Bose

SoundLink Flex Portable Speaker (2nd Gen)

47 of 96 known

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B

Product B: JBL

Flip 5

42 of 96 known

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All 96 fields

Every value links to where we found it.

Only differences

ABose SoundLink Flex Portable Speaker (2nd Gen)

BJBL Flip 5

General

3 of 8 differ

Series

SoundLink1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

Flip1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Maker names the speaker FLIP 5, part of the Flip line.

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

4425913Owner's manualassets.bosecreative.com/m/409c7c0457a61e44/original/891014_OG_SLFLXII-SPEAKERWIRELESS_en.pdfRead 8 October 2026Regulatory information, page 4: Model 442591.

JBLFLIP5BLKAM3Retailer pageamazon.com/dp/B07QK2SPP7Read 13 October 2026US Black item, Model Number JBLFLIP5BLKAM. Other colors have their own model numbers that are not stored.

GTIN / EAN

Not available

Not available

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

Not available

January 20196Press articlewhathifi.com/news/jbl-launches-flip-5-bluetooth-speaker-with-usb-c-charging-at-ces-2019Read 13 October 2026Article of 10 January 2019 reports the launch at CES 2019. It quotes EUR 129 and USD 99.95, which conflicts with TechRadar's USD 119.95, so no launch price is stored.

Status

Available1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

Available3Retailer pageamazon.com/dp/B07QK2SPP7Read 13 October 2026Current US listing sells the speaker with an add to cart button.

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

Bose SoundLink Flex Bluetooth Speaker5Reviewsoundguys.com/bose-soundlink-flex-2nd-gen-review-125253Read 8 October 2026SoundGuys calls the original Bose SoundLink Flex the predecessor of the SoundLink Flex (2nd Gen).

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

JBL Flip 65Reviewwhathifi.com/reviews/jbl-flip-5Read 13 October 2026Review says the newer JBL Flip 6 has Bluetooth 5.1, an IP67 rating and a reworked driver setup.7Reviewsoundguys.com/jbl-flip-6-review-63897Read 23 October 2026SoundGuys calls the JBL Flip 6 a solid successor to the Flip 5.

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

Not available

Not available

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

Not available

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

US1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

US3Retailer pageamazon.com/dp/B07QK2SPP7Read 13 October 2026Amazon US listing.

ColoursiThe maker's own colour names

Black, Blue Dusk, Sandstone, Alpine Sage, Twilight Blue, Petal Pink, Citrus Yellow, Fog Grey, Dewdrop Mint1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026Current maker page explicitly offers Dewdrop Mint. Other listed colors come from the exact-model support specification.2Maker product pagesupport.bose.com/s/article/product-specifications-bose-soundlink-flex-portable-speaker-2nd-genRead 8 October 2026

Black3Retailer pageamazon.com/dp/B07QK2SPP7Read 13 October 2026Only the Black selection of the listing is stored. The maker says there are 11 colors.

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.

Portable1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

Portable1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Maker titles the product Portable Waterproof Speaker.

Audio

11 of 18 differ

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

Mono1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

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.

ABose SoundLink Flex Portable Speaker (2nd Gen)

Driver type	Count
Full-range	1

Source4Maker product pagesupport.bose.com/article/poor-sound-quality-from-product-soundlink-flex-portable-speaker-2nd-genRead 8 October 2026Exact second-generation support article: one active speaker and two passive radiators. Full-range role is also stated in product-page sound options.

BJBL Flip 5

Driver type	Count
Racetrack-shaped driver	1

Source1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Technical Specifications list one Transducer of 44mm x 80mm and the features call it an all new racetrack-shaped driver. The 44 x 80 mm tuple has no width and height labels, so no size is stored.

Passive radiatorsiPassive, unpowered bass radiators. Excludes powered drivers.

24Maker product pagesupport.bose.com/article/poor-sound-quality-from-product-soundlink-flex-portable-speaker-2nd-genRead 8 October 2026

25Reviewwhathifi.com/reviews/jbl-flip-5Read 13 October 2026Review says both passive bass radiators are open when the speaker lies in landscape orientation. TechRadar says passive bass radiators at either end, so two.

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.

Not available

20W1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Rated power 20W RMS. The sheet does not name battery or mains operation. The speaker has no mains mode.

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.

Not available

65Hz1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Frequency response 65Hz-20kHz. No tolerance is stated.

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.

Not available

20kHz1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Frequency response 65Hz-20kHz. No tolerance is stated.

Signal-to-noise ratio (claimed)

Not available

80dB1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Published as >80dB. The stored number is the lower bound.

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

Yes1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

Not available

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

35Reviewsoundguys.com/bose-soundlink-flex-2nd-gen-review-125253Read 8 October 2026Bose app offers Bass, Middle and Treble sliders.

Not available

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

Yes1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026PositionIQ senses speaker orientation and adjusts playback. Standing, lying and hanging orientations are supported.

Not available

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

Not available

Not available

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

Yes1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026Two identical SoundLink Flex (2nd Gen) speakers provide left and right channels. Party Mode can link different compatible current SoundLink models.

Yes1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Maker text: pair two JBL PartyBoost-compatible speakers together for stereo sound. Compatible models are not listed. Flip 4 does not work with PartyBoost.

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

Bose Party Mode, Bose Stereo Mode, Bose SimpleSync1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

PartyBoost1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026PartyBoost. Maker text says link multiple PartyBoost-compatible speakers. No maximum number is published.

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

21Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026Two speakers in Party or Stereo Mode. SimpleSync connects to a compatible Bose smart speaker or soundbar.

Not available

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

Not available

Connectivity

7 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.

Yes3Owner's manualassets.bosecreative.com/m/409c7c0457a61e44/original/891014_OG_SLFLXII-SPEAKERWIRELESS_en.pdfRead 8 October 2026

Yes1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026

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

5.32Maker product pagesupport.bose.com/s/article/product-specifications-bose-soundlink-flex-portable-speaker-2nd-genRead 8 October 2026

4.21Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Bluetooth version 4.2.

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

SBC, AAC, aptX Adaptive3Owner's manualassets.bosecreative.com/m/409c7c0457a61e44/original/891014_OG_SLFLXII-SPEAKERWIRELESS_en.pdfRead 8 October 2026Page 18 explicitly identifies aptX Adaptive with a compatible Snapdragon Sound source. SBC and AAC are corroborated by the exact-model SoundGuys review.

Not available

Bluetooth profiles

A2DP, AVRCP, BLE, HFP2Maker product pagesupport.bose.com/s/article/product-specifications-bose-soundlink-flex-portable-speaker-2nd-genRead 8 October 2026

A2DP 1.3, AVRCP 1.61Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Support: A2DP V1.3, AVRCP V1.6.

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.

Not available

Not available

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

Yes1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

Not available

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

21Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

Not available

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

Not available

Not available

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

No6Reviewrtings.com/speaker/reviews/bose/soundlink-flex-2nd-genRead 8 October 2026Public Wi-Fi test row explicitly says No. Member-only metrics were not used.

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.

Not available

Not available

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

Not available

Not available

USB audio file formats

Not available

Not available

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.

ABose SoundLink Flex Portable Speaker (2nd Gen)

Not available

BJBL Flip 5

Connector	Count	Role
USB-C	1	Charging input

Source4Reviewsoundguys.com/jbl-flip-5-review-32589Read 13 October 2026Review says the speaker charges via USB-C and JBL removed the 3.5mm input. What Hi-Fi says USB-C is the only port. Tom's Guide and TechRadar also say there is no aux input.5Reviewwhathifi.com/reviews/jbl-flip-5Read 13 October 2026Review says the charging indicator sits next to the Flip 5's only port, a USB-C port without a cover.

Controls and software

4 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.

Yes1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026Standard non-SE SoundLink Flex (2nd Gen). Maker specifications exclude the later SE variant from microphone support. No SE variant is included.

No4Reviewsoundguys.com/jbl-flip-5-review-32589Read 13 October 2026Review says the Flip 5 does not have a microphone, so no calls. What Hi-Fi and TechRadar say the same. A January 2019 What Hi-Fi launch article said speakerphone carries over, which later reviews contradict.5Reviewwhathifi.com/reviews/jbl-flip-5Read 13 October 2026Review says JBL axed the microphone used for hands-free calls.

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.

Siri, Google Assistant6Reviewrtings.com/speaker/reviews/bose/soundlink-flex-2nd-genRead 8 October 2026Public Voice Assistant verdict explicitly supports the paired phone Siri or Google Assistant. No independent assistant on the speaker.

Not available

Controls

Power, Bluetooth pairing, Volume up/down, Play/pause, Next/previous track, Programmable shortcut3Owner's manualassets.bosecreative.com/m/409c7c0457a61e44/original/891014_OG_SLFLXII-SPEAKERWIRELESS_en.pdfRead 8 October 2026Speaker Controls pages 19-23. Shortcut choices include linking, Spotify Tap or connected-phone voice assistant.

Power, Bluetooth pairing, Play/pause, Volume up/down, PartyBoost2Owner's manualid.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw07fbb579/pdfs/SA_JBL_Flip%205_QSG_SOP_V9.pdfRead 13 October 2026Guide pictograms show Bluetooth pairing, play, PartyBoost and charging. What Hi-Fi lists the power and Bluetooth buttons, play/pause, volume controls and a PartyBoost button.

Companion app

Bose app1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

JBL Portable4Reviewsoundguys.com/jbl-flip-5-review-32589Read 13 October 2026Review says the JBL Portable app, formerly JBL Connect, works with the Flip 5.

App platforms

iOS, Android1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

iOS, Android4Reviewsoundguys.com/jbl-flip-5-review-32589Read 13 October 2026Review lists the JBL Portable app for iOS and Android.

User firmware updates

Yes3Owner's manualassets.bosecreative.com/m/409c7c0457a61e44/original/891014_OG_SLFLXII-SPEAKERWIRELESS_en.pdfRead 8 October 2026Care and Maintenance, Update the Speaker: Bose app OTA or Bose updater website.

Yes2Owner's manualid.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw07fbb579/pdfs/SA_JBL_Flip%205_QSG_SOP_V9.pdfRead 13 October 2026Guide says use the JBL Connect app for speaker configuration and software upgrade. The app is now called JBL Portable.

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

Not available

Not available

Lighting modes

Not available

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

7 of 17 differ

Built-in battery

Yes3Owner's manualassets.bosecreative.com/m/409c7c0457a61e44/original/891014_OG_SLFLXII-SPEAKERWIRELESS_en.pdfRead 8 October 2026

Yes1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Spec sheet lists a Lithium-ion Polymer battery, charged over USB-C.

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.

12h3Owner's manualassets.bosecreative.com/m/409c7c0457a61e44/original/891014_OG_SLFLXII-SPEAKERWIRELESS_en.pdfRead 8 October 2026Page 25: up to 12 hours using Bluetooth A2DP at 50% volume, default EQ, Top 50 Global February 2024 tracks, 20-25 C. At maximum volume Bose specifies up to three hours.

12h1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Music playtime up to 12 hours, varies by volume level and audio content. The features text says more than 12 hours.

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

17.28Wh1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Battery type Lithium-ion Polymer 17.28Wh (equivalent to 3.6V 4800mAh).

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

4,800mAh1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Published as equivalent to 3.6V 4800mAh. The figures agree: 3.6 V times 4.8 Ah is 17.28 Wh.

Nominal battery voltage

Not available

3.6V1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Published as equivalent to 3.6V.

Battery chemistry

Lithium-ion2Maker product pagesupport.bose.com/s/article/product-specifications-bose-soundlink-flex-portable-speaker-2nd-genRead 8 October 2026

Lithium-ion polymer1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Published as Lithium-ion Polymer.

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

Not available

Not available

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

4h3Owner's manualassets.bosecreative.com/m/409c7c0457a61e44/original/891014_OG_SLFLXII-SPEAKERWIRELESS_en.pdfRead 8 October 2026Page 25: up to four hours from 0 to 100% in standby, 5 V/1.5 A (7.5 W) USB-A supply.

2.5h1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Battery charge time 2.5 hours at 5V/3A. Simultaneous use is not stated.

Quick charge duration

Not available

Not available

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

Not available

Not available

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

5 V DC, 1.5 A3Owner's manualassets.bosecreative.com/m/409c7c0457a61e44/original/891014_OG_SLFLXII-SPEAKERWIRELESS_en.pdfRead 8 October 2026Regulatory information, page 4: Input Rating 5 V DC, 1.5 A. This is device input, separate from adapter output.

Not available

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

Not available

Not available

USB Power Delivery charging

Not available

Not available

Charges other devices

No1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026Maker comparison table: Charging Out No.

Not available

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

Not available

Not available

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

Not available

Not available

Durability

4 of 5 differ

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

IP671Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

IPX71Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026IPX7 waterproof up to three feet deep. The Quick Start Guide pictograms show 1 m for 30 minutes.

Floats

Yes1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

Not available

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

Yes1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

Not available

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

Not available

Not available

Carry featuresiPublished handles, straps, carabiners or wheels.

Nylon utility loop1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

Integrated carry loop4Reviewsoundguys.com/jbl-flip-5-review-32589Read 13 October 2026Review says a small loop built into the speaker comes with a string.

Measured

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

7.05h5Reviewsoundguys.com/bose-soundlink-flex-2nd-gen-review-125253Read 8 October 2026Exact SoundLink Flex (2nd Gen) review: 7 h 3 min. Looping music at 80 dB from one meter. Firmware 4.3.30, Bose app 10.3.13. Volume is higher than the maker 50% runtime test.

9.45h4Reviewsoundguys.com/jbl-flip-5-review-32589Read 13 October 2026Review reports 9 hours 27 minutes, which is 9.45 h. Volume, source, codec and firmware are not stated on the page. Not a maker claim.

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.

Not available

Width181Height74Depth69mm(7.1 × 2.9 × 2.7 in)1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Dimension (W x D x H) 181 x 69 x 74mm. Axes are labelled in the sheet and the Quick Start Guide. The speaker lies on its side.

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

590g(1.3 lb)7Maker product pagebose.de/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026Technical specifications: complete product system 0.59 kg. Convert published metric value to grams. H/D axes are conflicting between US product sections and are omitted.

540g(1.2 lb)1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Weight 540g.

Body materials

Aluminum, Fabric, Nylon, Plastic, Silicone, Steel1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

Fabric, Rubber1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026Features text: durable fabric material and rugged rubber housing.

Certifications

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FCC IDs

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Other certifications

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In the box

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In the box

SoundLink Flex Portable Speaker (2nd Gen), USB-C to USB-A cable, Safety sheet1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

JBL Flip 5 speaker, Type-C USB cable, Quick Start Guide, Warranty Card, Safety Sheet1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026What's in the box: 1 x JBL Flip 5, 1 x Type C USB cable, 1 x Quick Start Guide, 1 x Warranty Card, 1 x Safety Sheet.

Links

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Product page

www.bose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.html1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026

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Spec sheet

support.bose.com/s/article/product-specifications-bose-soundlink-flex-portable-speaker-2nd-gen2Maker product pagesupport.bose.com/s/article/product-specifications-bose-soundlink-flex-portable-speaker-2nd-genRead 8 October 2026Exact second-generation manufacturer support specification page. SE microphone exception explicitly identified. Non-SE reference model.

mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdf1Maker spec sheet (PDF)mm.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbc351613/pdfs/JBL_Flip_5%20Spec_sheet_English.pdfRead 13 October 2026

Manual

assets.bosecreative.com/m/409c7c0457a61e44/original/891014_OG_SLFLXII-SPEAKERWIRELESS_en.pdf3Owner's manualassets.bosecreative.com/m/409c7c0457a61e44/original/891014_OG_SLFLXII-SPEAKERWIRELESS_en.pdfRead 8 October 2026

id.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw07fbb579/pdfs/SA_JBL_Flip%205_QSG_SOP_V9.pdf2Owner's manualid.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw07fbb579/pdfs/SA_JBL_Flip%205_QSG_SOP_V9.pdfRead 13 October 2026Quick Start Guide V9 from JBL's Indonesian site. Its Tech Spec table matches the English spec sheet: Bluetooth 4.2, 20W RMS, 65Hz-20kHz, 17.28Wh, 2.5 hours, up to 12 hours, 181 x 69 x 74mm, 540g.

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

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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.

1year1Maker product pagebose.com/p/speakers/bose-soundlink-flex-portable-speaker-2nd-gen/SLFLXII-SPEAKERWIRELESS.htmlRead 8 October 2026US maker page: included one-year Bose limited warranty. BoseCare paid extensions are excluded.

1year3Retailer pageamazon.com/dp/B07QK2SPP7Read 13 October 2026Listing says Warranty Description 1 year manufacturer. Applies to the US item.

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