Feature 1Perfect Fitment: Bluetooth aux in cable is replacement forRCD310 RCD510 RNS510, perfect matching. 2High Quality Material: AUX in adapter cable is made of high quality ABS material, wear resistant, lightweight and have a long service time. 3Function: Match your phone or pad to bluetooth module, and choose Aux from your radio, then you can use your phone to play music. 4Original Design: According to the original design, professional manufacturing and not easy to damage. 5Simple Installation: Just plug and play, simple to install, convenient for using, save your time and energy.Item Type:BluetoothAUXINCableMaterial: ABSApplication Range:ReplacementforRCD310RCD510RNS510(do not fit for RCD200)Replacement for Delta 6/7Replacement for Premium 6/7Replacement for R100/110Replacement for RCD300/500Replacement for RCD-210/310/500Replacement for RNS-300/310/510*Replacement for RNS MFD2 CD/DVD .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x BluetoothAUXINCable1 xMicrophone