Ultra-thin Wireless Bluetooth Music Receiver for iPhone 4 & 4S, iPad 3, iPad 2, iPod Size: 1.57 in x 1.57 in x 0.39 in (40 mm x 40 mm x 10 mm) Remember, wireless music receiver with 10 meters of the scope of obstructions Now connected and can play music, just to play music on the device in accordance with your usual practice, the sound from stereo speakers output. Paired, wireless music receiver will issue a beep Music receiver to request the PIN code , enter (0000) , which will allow mobile devices and wireless music receiver paired