FeaturesA 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.SpecificationItem Type: Microphone AdapterMaterial: ABSVoltage: DC12VBluetooth: Bluetooth 5.0Microphone Cable Length: Approx. 150cm/59in (manual measurement will have errors)Fitment:Replacement for RNS 510Replacement for RNS 310Replacement for RCD 300Replacement for RCD 310Replacement for RCD 510How to Use1. 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 List1 x Car Microphone1 x AUX Bluetooth AdapterNotePlease 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 demandsBluetooth 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 speakersStable 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 devicesBluetooth 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 playSupport 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 decodingReplacement: 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 demandsBluetooth 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 speakersStable 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 devicesBluetooth 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 playSupport 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