Amazon.com: Bowers & Wilkins M-1 Satellite Speaker - 4" Glass Fiber Midrange, 1" Aluminum Dome Tweeter, Use as Stereo Speakers or Center Channel in Your Surround Sound System, Matte Black (Single) :
B&W M1 喇叭掛墻架Wall Mount Bracket, 音響器材, Soundbar、揚聲器、藍牙喇叭、耳擴- Carousell
B&W M1 speaker | Centre speaker mounting | D J Y | Flickr