Car Bluetooth5.0 AUX Adapter with Hands-Free Microphone for RCD310 RCD510 RNS310 Feature: Application: This car audio aux adapter is designed for car radios and suitable for RCD310 RCD510 RNS310 RNS315 RNS510. Lossless sound quality: The main control chip and audio digital processing chip are used, without interference and no loss of sound quality. Plug and play: You can pair your phone with the module and select Aux from the radio, then you can use your phone to play music through the car speakers. Wide compatibility: with this adapter, you can listen to music from phones, tablets and MP3s (they should be capable). Stable transmission: The professionally manufactured wireless audio adapter cable has high transmission performance, high reliability and ensures safe use. Specification: Item Type: Car AUX Adapter Material: ABS Version: 5.0 Applicable Model: Fit for RCD310 RCD510 RNS310 RNS315 RNS510 Package List: 1 x Car AUX Adapter 1 x Microphone