With deep bass and lights that flash with the beat, this powerful wireless speaker takes the party whenever you go - even in the rain.

Lift the roof with EXTRA BASS™ 

Hit the EXTRA BASS button to get things going. Dual passive radiators work together with two full-range speakers to enhance low-end tones, giving bass a boost.

Build energy with flashy lights 

With a built-in multicoloured line light, speaker lights and a flashing strobe, you'll be able to see and hear the beat.

Bring the bass—wherever you go

The wireless SRS-XB40 is easy to move. With a long battery life and a water-resistant surface, you're free to pick it up and put it anywhere.   

Water resistant
Water-resistant design

Whether you're listening to tunes indoors or outdoors, you can relax knowing the wireless speaker is IPX5 water-resistant.

Battery life
Up to 24 hours of battery life

Play music all day and night with up to 24 hours of battery life. The voice feedback function tells you the remaining battery level and when it's time to recharge.

Get things booming with Wireless Party Chain

Enjoy the same song with Wireless Party Chain. Connect up to 10 wireless speakers via Bluetooth® technology and synchronize the music and lighting so everyone's dancing to the same beat.

Add an extra speaker for room-filling stereo sound

Simply connect two wireless speakers for wider stereo sound.

Easy control with Sony | Music Center

Manage your music quickly and easily from your smartphone with Sony | Music Center (previously called SongPal). Simply install the app and take control of music, lights and more.

Fun, easy control via the Fiestable app

Take charge of playback, speaker lights and DJ sound effects all from your smartphone, with the Fiestable app. 

Fiestable app
Better Bluetooth® audio

LDAC transmits approximately three times more data (at the maximum transfer rate: 990 kbps) than conventional Bluetooth® audio for a superior wireless listening experience.

One-touch listening with NFC

Simply touch your NFC-enabled smartphone to the speaker and get the beats going.

Get connected with USB

Connect your smartphone via USB for battery charging. 

Multi-device connection
Multi-device connection

Connect up to three devices and take it in turns to play your favourite tunes. 

Sony Design


Specifications and Features

Wherever you are, create your own club night with the SRS-XB40 wireless speaker. With deep bass and flashing lights, you can set the scene for a big night out.
  • EXTRA BASS for deep, punchy sound

  • Multicoloured line light, speaker lights and flashing strobe

  • Up to 24 hours of battery life

  • Water-resistant for worry-free use

  • Get things booming with Wireless Party Chain

Speaker Type
full range
Speaker Size
Satellite Speaker: 61 mm
Battery Life
Approx. 24 hrs
Input and Output Terminals
Stereo Mini Jack (IN), USB A Terminal
Frequency Transmission Range
20 Hz–20,000 Hz (44.1 kHz sampling)

What's in the Box

AC Power Adaptor

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