Full Review in Amazon.co.uk : http://www.amazon.co.uk/gp/product/B00NA818KK?tag=easyjardin0f-21

Flexson Single Tilt and Swivel Wall Mount Bracket for SONOS PLAY:3 - White

Bespoke Wall Bracket designed specifically for the SONOS PLAY3 speaker
Unique tilting mechanism - plus left or right swivel
180-degree rotation allows you to use the PLAY3 in either horizontal or vertical mode
Can also be fitted to the ceiling
Quick and easy to fit and adjust