Bluetooth-Enabled Wireless Receiver Adapter, Music Audio Transmitter For [Convert The Common Sound-Box Into Bluetooth Sound-box] Easy to use, just by connecting directly 30 pin dock to convert the common sound-box into Bluetooth sound-box [Long Transmission Distance] Transmission distance up to 10m. Wireless Bluetooth connection reduces cable clutter around the dock [Supporting Product] Complies with Bluetooth 2.0, Support Bluetooth-enabled digital products, such as for iPad, for iPod, for iPhone, Bluetooth cell phone, Bluetooth PC, for PSP [Wide Application] Support A2DP V1.2, compatible with all devices enabled with A2DP stereo Bluetooth, Play your favorite songs in your device through a wireless Bluetooth connection [100% Satisfaction Customer Service Guarantee] If you have any questions about our products, please contact us by email with no hesitate.