【Design for Sonos beam】 sound bar bracket makes your sonos beam attached perfectly to the bottom of your TV. Soundbars mount with extension arm and sliding block fits most TVs up to 600x400mm. It can hold sound bar up to 13 lbs. Enjoy your TV show with more thrilling sound effects. | 【Easy Access】Developed in partnership with Sonos, TV Soundbar bracket for Beam comes with easy access to the ports of sound bar to ensure an optimal performance. Detailed instruction for assembly and all necessary hardware are included. | 【Compatibility】Sound bar Mount works with most fixed, tilt, full motion TV mount. Soundbar moves with full motion TV Wall mount for an optimal listening experience. | 【Flexible Sliding Block】Sliding Block position can be easily moved according to the TV VESA. Sound bar can be installed without extension arm if TV VESA measures less than 400x400mm. | 【US based customer support】US based customer service team is always online to provide you with pre-sale & after-sale support as well as consulting service on product use and installation. Tips: Check the horizontal distance of the TV before connecting the wall plate unit to the brackets.