Function via Bluetooth-enabled devices No functional limitations of the car radio Allows you to connect an external audio source It is possible from your smartphone to your car stereo to stream Pair your phone with our bluetooth module,and choose Aux from your radio. You can enjoy music from your phone through car speakers. Match your phone or pad mp3 to bluetooth module.and Choose Aux from your radio, then you can use your phone to through car speakers. Bluetooth 5.0 version, and compatible with 2.0 3.0 4.0 5.0 other versions of Bluetooth, can support the commonly used MP3 format audio, but also support the WMA WAV FLAC, and other high-quality audio format decoding, can support DSD large capacity transmission. Applicable models: For Pioneer with 2RCA Audio Port For with 2RCA Audio Port For with 2RCA Audio Port It is suitable for after-installed DC players, such as for , Pioneer, and other navigators. The original car is equipped with an AUX IN lotus female head speaker, which can be inserted opposite to the RCA male head to achieve Bluetooth music. Type:Car Wireless Receiver adapter Product voltage: 5-12V Range: 5-10m Adapter Module Length: 23cm Universal most of vehicle. High-, stable characteristics, high reliability. buy it yourself Microphone to use Tip: Need customers to buy their own Microphone to use Material:plastic colour:black Package Contents: 1 * Car bluetooth module Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.