SIMPLE TO CONNECT & USEThis AUX to Bluetooth adapter is super easy to use! Just plug it into your cars 3.5mm AUX-in jack and power it via the USB port. Once paired, it automatically turns on with your car and connects to your phone. No batteries or charging neededtruly plug and play!PREMIUM SOUND QUALITY Equipped with the latest Bluetooth V5.3 chipset, this 3.5mm Bluetooth adapter offers a stable, lag-free connection up to 33 feet (10 meters). Supporting SBC/ACC codecs and HSP/HFP/A2DP/AVRVP protocols, the Bluetooth stereo receiver delivers crystal-clear, lossless sound for both listening and speaking.DUAL DEVICE CONNECTIONThe portable Bluetooth stereo receiver connects to two devices at once for easy song sharing and seamless switching between calls and music.THOUGHTFUL DESIGNThis Bluetooth car adapter is compact and space-saving. Its coiled cord (Retractable length range: 1.3ft-3.9ft / 0.4m-1.2m) meets various usage needs, prevents tangling, and keeps your car organized. It also features a colorful light ring that helps you quickly locate the buttons, even in the dark.HANDS-FREE CALL & NAVIGATIONBuilt-in HD microphone for clear calls. One-touch MFB button for answering, hanging up, rejecting, and redialing. In addition, our Bluetooth audio adapter is compatible with Siri and Google Voice Navigation, keeping your eyes on the road and ensuring driving safety.