Add Bluetooth functionality to legacy stereo devices, R1 works with All Bluetooth enabled devices (such as iPad, iPod touch, iPhone, Samsung Galaxy S3/S4/Note2) can be paired to play music. Supports BT std 2.0 / 3.0 / 4.0. compatible with all devices enabled with A2DP & AVRCP stereo Bluetooth. R1 is Plug-and-play and very quickly paired. Enjoy the fun of wireless Bluetooth stereo music without the bother of messy cables.