Car Bluetooth 5.0 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, and RNS510. Lossless sound quality: Utilizes main control chip and audio digital processing chip to deliver clear audio without interference or loss in quality. Plug and play: Easily pair your phone with the module and select Aux on the radio to play music from your phone through the car speakers. Wide compatibility: Enables music playback from phones, tablets, and MP3 players that support Bluetooth connectivity. Stable transmission: Professionally manufactured wireless audio adapter with high transmission performance and reliability for safe operation. Specification: Item Type: Car AUX Adapter Material: ABS Version: 5.0 Applicable Model: Compatible with RCD310, RCD510, RNS310, RNS315, RNS510 Package List: 1 x Car AUX Adapter 1 x Microphone