The Samsung WAM250 Wireless Hub is part of the Samsung multiroom audio system. If you match it together with any of the M7 or M5 wireless speakers you will be able to enjoy multiroom music streaming. With speakres dotted around the house, you can send music to different rooms using a smartphone or tablet running Samsung's Multiroom app. Place the speakers wherever you want to listen, and then control the music easily with your smartphone. Select your music and choose which speaker to play it on with one smooth motion - just Drag & Play. With the intuitive interface, it is simple to select which speakers you want to use, browse your library and play tracks.