1Perfect Fitment: Bluetooth module music adapter is replacement for Kenwood KRC 553, CA C2AX, KCA iP500, CA C1AX, etc, perfect matching. 2High Quality Material: Aux audio cable is made of high quality ABS material, wear resistant, high strength, lightweight and durable. 3Function: Match your phone to the bluetooth module, and choose Aux from the radio, then you can use your phone to play music. 4Excellent Performance: Excellent sound quality cable directly into the AUX port on the back of the host, no loss of sound quality. 5Simple Installation: Just plug and play, the installation is simple, no modification is required, convenient for using, save your time and energy. Item Type: BluetoothAux Adapter Material: ABS Fitment:Replacement for Kenwood 13 pin cd host. (For example: for KRC 553, CA C2AX ,KCA iP500, CA C1AX, etc.) 1 x BluetoothAux Adapter