Sony Xb31 Extra Bass Portable Bluetooth Speaker in White - SRSXB31/W

Sony Xb31 Extra Bass Portable Bluetooth Speaker in White - SRSXB31/W

Category : Wireless Speakers


Boost your party anthems with EXTRA BASS™.

Enhance every beat and give your party that extra boost thanks to EXTRA BASS™. 


Hear your music in a whole new way with LIVE SOUND mode. Bring your party to life with a unique three-dimensional sound experience - creating festival vibes wherever you go.

How LIVE SOUND mode works

The speakers of the SRS-XB31 are carefully designed to give you a real three-dimensional experience. The blue lines show how angled speakers with new DSP technology send your music to a wider area, creating a festival vibe, wherever you are.

Dual 48 mm speaker units

A 48 mm speaker means a powerful sound and bass

Mica-reinforced speaker

Made with Mica Reinforced Cellular (MRC), the rigid and lightweight speaker cone contributes to the sound quality.

Line Light

There's no fun without party lights, and the SRS-XB31's new line lights go around the speaker. 

Flashing strobe 

The SRS-XB31's flashing strobe adds the ultimate party vibes to your music. 

Give your party the extra boost with Party Booster

Simply tap your speaker in different places to make different sounds—like a scratch, snare, kick drum and cowbell. Control the volume with force, tap gently for a soft sound or give it a good hit for a loud output.

Get things booming with Wireless Party Chain

Enjoy the same song with Wireless Party Chain. Connect up to 100 wireless speakers with BLUETOOTH® technology. The music and lights sync up so everyone dances to the same beat.  

Control the party with the Sony | Music Center app

Control the party from the dancefloor, with the Sony | Music Center app—select your favourite playlists, cue the next song and change lighting patterns and sound modes.

Totally rustproof

Your SRS-XB31 is uniquely rustproof, so not only does it look good, but you can also enjoy your product near the beach, but a little sea water will not rust the product.

Totally waterproof

With an IP67 rating, your speaker can be immersed in water, and thanks to the high-quality fabric made exclusively in Japan, there'll be no problem rinsing it. 

Totally dustproof

Thanks to the IP67 rating, you can take your speaker to the beach, the forest, the desert or wherever you like—the SRS-XB31 will keep on playing, no matter how dusty the surface.

Long battery life

Up to 24-hour battery means the SRS-XB31 can party with the best of them.Even with the EXTRA BASS mode on, you can party for up to 14 hours

Wireless with BLUETOOTH® technology and NFC™

BLUETOOTH® streaming with NFC™ connectivity makes it simple to stream your party playlist.

USB charging port

Smartphone running low on power? Plug into the USB port on the side of the SRS-XB31 to charge up the battery.

Easy button control

No need to rely on a device to operate your SRS-XB31. Do everything you need with just the buttons on your speaker.

Speaker TypeFull range
Speaker Size48 mm
Sound ModesLIVE SOUND, EXTRA BASS, Standard
Size & Weight
Dimensions (W x H x D)231 mm x 87 mm x 81 mm (9 1/8 in x 3 1/2 in x 3 1/4 in)
Weight890 g (1 lb 15 oz)
Wireless Connections
Hands-Free FunctionYes
Communication SystemVersion 4.2
Max. Communication Range30 m
Compatible ProfilesA2DP / AVRCP / HSP / HFP / SPP
Supported CodecsSBC / AAC / LDAC
Frequency Transmission Range20 Hz–20,000 Hz (44.1 kHz sampling)
Frequency Range2.4GHz band
Input and Output TerminalsStereo Mini Jack (IN), USB A Terminal (DC OUT only), micro USB(DC IN)
General Features
Battery LifeApprox. 24 hours (Standard mode / Lighting off) Approx. 14 hours (EXTRA BASS mode / Lighting on)
Water ProtectionIP67

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