Wall mount for bose cube speakers replaces for ub-20 Compatible with all Acoustimass systems and most CineMate and Lifestyle home theater systems. Not compatible with CineMate 520 system, Lifestyle 525 III system, Lifestyle 535 III system and SoundTouch Stereo JC series II Wi-Fi music system Allows for horizontal and vertical adjustment of speakers This is a bracket made by Dinghosen. Packed with instruction, easy to install.