Feature: 1. Perfect Fitment: Bluetooth module music adapter is replacement for Kenwood KRC 553, CA C2AX, KCA iP500, CA C1AX, etc, perfect matching. 2. High Quality Material: Aux audio cable is made of high quality ABS material, wear resistant, high strength, lightweight and durable. 3. Function: Match your phone to the bluetooth module, and choose Aux from the radio, then you can use your phone to play music. 4. Excellent Performance: Excellent sound quality cable directly into the AUX port on the back of the host, no loss of sound quality. 5. Simple Installation: Just plug and play, the installation is simple, no modification is required, convenient for using, save your time and energy. Specification: Item Type: Bluetooth Aux Adapter Material: ABS Fitment: Replacement for Kenwood 13 pin cd host. (For example: for KRC 553, CA C2AX ,KCA iP500, CA C1AX, etc.). Package List: 1 x Bluetooth Aux Adapter Note: The item is not replacement for Kenwood KVT 516, KRC 3006 Model.