Bose SoundLink Flex Bluetooth Speaker (2nd Gen)
🔥 #21 in Portable Bluetooth Speakers · New Best premium waterproof Bluetooth speaker
Bose SoundLink Flex (2nd Gen) Bluetooth Speaker
Bose 3.9
#21
in Portable Bluetooth Speakers
$99 →
As of Jul 13, 2026
AI-estimated. See how we score. How we score Affiliate link — we may earn a commission
01 / Spec
Top features
Drivers OutputDual transducers, 360° sound
Frequency Response80 Hz – 16 kHz (estimated)
BatteryUp to 12 hours
The Bose SoundLink Flex (2nd Gen) is a premium portable Bluetooth speaker designed for outdoor use. It features a dual-driver design delivering balanced, clear audio with controlled bass reproduction—a hallmark of Bose's tuning philosophy.
Power & Loudness: Rated for 360° sound with solid output (~84dB at max); handles medium-to-large outdoor spaces without distortion.
Battery Life: Up to 12 hours per charge—industry standard for this class.
Durability: IP67 waterproof & dustproof certification; can survive brief submersion and heavy splashing. Rubberized exterior and reinforced seams withstand drops and rough handling.
Connectivity: Bluetooth 5.3 with reliable range (~30 ft); supports dual-speaker stereo pairing and multipoint pairing.
Design & Portability: Compact cylindrical form factor (~6.5" wide, ~1.3 lbs); includes carry strap for grab-and-go convenience. Available in Sandstone and other finishes.
Who It's For: Outdoor enthusiasts, travelers, and pool-goers willing to pay a premium for Bose's brand trust and proven waterproofing. No aux input or built-in microphone—a trade-off for the sealed design.
02 / Signals
Why it's hot
Premium Bose waterproof speaker—trusted durability, 12-hour battery, excellent balance.
- Value for money 81
- Review rating & velocity 88
- Community sentiment 92
- Brand reputation 100
- Search heat 93
- Est. return & defect rate 91
03 / Verdict
Pros & cons
Pros
- IP67 waterproof & dustproof rated
- Balanced, distortion-free sound
- 12-hour battery life
- Lightweight & portable with carry strap
- Dual-speaker stereo pairing
- Bluetooth 5.3 with multipoint
- Rubberized rugged build
Cons
- Premium price (~$99 sale, $149 MSRP)
- No 3.5mm aux input
- No microphone for hands-free calling
- Bass can feel restrained vs. bass-heavy competitors
- Limited EQ customization without app
- Smaller form limits loudness ceiling
Drivers OutputDual transducers, 360° sound
Frequency Response80 Hz – 16 kHz (estimated)
BatteryUp to 12 hours
ChargingUSB-C, ~3 hours
Water Dust RatingIP67 (submersible up to 1m, 30 min)
Bluetooth VersionBluetooth 5.3
Wireless Range~30 feet
Stereo PairingYes, dual-speaker stereo mode
Aux MicrophoneNone
Dimensions6.5" × 3.6" × 3.6" (approx.)
Weight1.3 lbs (~590g)
ColorsSandstone, Stone Blue, Ultra Black
05 / Your take
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05 / Compare
Compare the best alternative
One useful head-to-head in Portable Bluetooth Speakers, with the rows most likely to separate the contenders.
Open full comparison → 
JBL Flip 5 Portable Bluetooth Speaker, Red
Sound
Balanced, warm, controlled bass Best sound Balanced, punchy, warm midrange
Portability
Lightweight, compact, carry strap Pocketable, 285g, carry loop
Durability
Aluminum + rubber, proven reliability Proven rugged build, minimal defect rate
06 / Rivals
Compare with
07 / Variations
Other colors
Top pick
Bose SoundLink Flex Bluetooth Speaker (2nd Gen)
Fog Grey
#20 in Portable Bluetooth Speakers
Bose SoundLink Flex (2nd Gen) Bluetooth Speaker
Black
#32 in Portable Bluetooth Speakers
Bose SoundLink Flex (2nd Gen) Bluetooth Speaker – Petal Pink
Petal Pink
#36 in Portable Bluetooth Speakers
Bose SoundLink Flex (2nd Gen) Bluetooth Speaker – Sunset Peach
Sunset Peach
#42 in Portable Bluetooth Speakers
Bose SoundLink Flex (2nd Gen) Bluetooth Speaker
Blue Dusk
#49 in Portable Bluetooth Speakers
Bose SoundLink Flex (2nd Gen) Portable Bluetooth Speaker – Twilight Blue
#56 in Portable Bluetooth Speakers
Bose SoundLink Flex (2nd Gen) Portable Bluetooth Speaker
Alpine Sage
#66 in Portable Bluetooth Speakers
Bose SoundLink Flex (2nd Gen) Portable Bluetooth Speaker
Citrus Yellow
#70 in Portable Bluetooth Speakers
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