Bowers & Wilkins Formation Bass 

A Wireless Depth of Bass that rivals wired.

Streamlined user interface takes just moments to set up and start playing.

Creates perfected in-room speaker synchronisation, providing the ultimate listening experience.

Add a deeper depth of bass to your music and movies
Opposed Dual Driver technology reduces distortion
Powerful Class D amplifier delivers exacting performance
Dynamic EQ optimises performance in real time
Features Formation® Wireless Technology
Sets up in moments
Wirelessly connects with Formation speakers

Specifications:
Description: Wireless Subwoofer
Technical features:
Digital Signal Processing (DSP)
Digital amplifier 
Dynamic EQ
Drive units: 2 x 165mm (6½ in) long throw bass unit 
Frequency response: 20Hz to 150Hz  
Amplifier power output: 250W
Input voltage: 100V – 240V – 50/60Hz 
Power consumption: Below 6 Watts  (Sleep)*
Connections:
Network (RJ45 Ethernet or WiFi)
USB – service only 
Dimensions:
Height: 234mm (9.2 in)
Width: 440mm (17.3 in)
Depth: 240mm (9.4 in)
Weight: 12.1kg (26.7lb)
AirPlay 2 compatibility:
iPhone, iPad, and iPod touch with iOS 11.4 or later, Apple TV 4K or Apple TV (4th Generation) with tv OS 11.4 or later, Mac or PC with iTunes 12.8 or later.  

: Formation Bass