Features A better choice of replacement for RNS 310, bluetooth 5.0 car auxiliary audio wire replacement for RCD 310 and so on to accurately and better meet your demands. Using the bluetooth aux adapter, Match your device to bluetooth and choose AUX from your radio, and you can use your device to play music through car speakers. You can hear music from your device with blueooth function, and answer calls with bluetooth 5.0, get clear sound and stable connection. Car bluetooth aux module adopts Bluetooth 5.0 protocol, backward compatible with 2.0 3.0 4.0 other versions of Bluetooth protocol. Convenient to use, plug and play. The audio aux wireless bluetooth cable adapter supports common MP3 format audio, and for WMA, for WAV, for FLAC, and other highquality audio format decoding. The bluetooth aux adapter supports DSD largecapacity transmission with stable data transmission and fidelity between devices, designed for music enthusiasts. Specification Item Type: Microphone Adapter Material: ABS Voltage: DC12V Bluetooth: Bluetooth 5.0 Microphone Cable Length: Approx. 150cm/59in (manual measurement will have errors) Fitment: Replacement for RNS 510 Replacement for RNS 310 Replacement for RCD 300 Replacement for RCD 310 Replacement for RCD 510 How to Use 1. Find the socket in the car (on the back of the radio). Install directly and wire the power cord. 2. Turn on the machine, the Bluetooth indicator will flash, and then turn on the phone to match the Bluetooth. 3. After the completion of Bluetooth matching, open the AUX module of the host and play AUX audio to complete playback. Package List 1 x Car Microphone 1 x AUX Bluetooth Adapter Note Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. About this item Replacement: A better choice of replacement for RNS 310, bluetooth 5.0 car auxiliary audio wire replacement for RCD 310 and so on to accurately and better meet your demands Bluetooth Function: Using the bluetooth aux adapter, Match your device to bluetooth and choose AUX from your radio, and you can use your device to play music through car speakers Stable Performance: You can hear music from your device with blueooth function, and answer calls with bluetooth 5.0, get clear sound and stable connection; The bluetooth aux adapter supports DSD largecapacity transmission with stable data transmission and fidelity between devices Bluetooth 5.0 Receiver: Car bluetooth aux module adopts Bluetooth 5.0 protocol, backward compatible with 2.0 3.0 4.0 other versions of Bluetooth protocol. Convenient to use, plug and play Support Audio Format: The audio aux wireless bluetooth cable adapter supports common MP3 format audio, and for WMA, for WAV, for FLAC, and other highquality audio format decoding Replacement: A better choice of replacement for RNS 310, bluetooth 5.0 car auxiliary audio wire replacement for RCD 310 and so on to accurately and better meet your demands Bluetooth Function: Using the bluetooth aux adapter, Match your device to bluetooth and choose AUX from your radio, and you can use your device to play music through car speakers Stable Performance: You can hear music from your device with blueooth function, and answer calls with bluetooth 5.0, get clear sound and stable connection; The bluetooth aux adapter supports DSD largecapacity transmission with stable data transmission and fidelity between devices Bluetooth 5.0 Receiver: Car bluetooth aux module adopts Bluetooth 5.0 protocol, backward compatible with 2.0 3.0 4.0 other versions of Bluetooth protocol. Convenient to use, plug and play Support Audio Format: The audio aux wireless bluetooth cable adapter supports common MP3 format audio, and for WMA, for WAV, for FLAC, and other highquality audio format decoding