Name Joyroom 5.3 Bluetooth Aux Adapter Enhance Wireless Car Bluetooth Receiver USB 3.5mm Jack Audio Music Mic Handsfree Car Speaker Features: 1. Wired into wireless in seconds, so that no Bluetooth function of the home audio system, speakers, car and other equipment second Bluetooth function;2. The latest Bluetooth 5.3 technology, low-latency, 10 meters stable connection;3. ENC call noise reduction switch design, open the switch to achieve double-marked ENC call noise reduction, accurate pickup of the human voice, high-definition calls;4. Double-sided USB port design, no batteries can be inserted in the front and back, simple installation Plug and play, easy to use;5. Night vision seven-color ambient light ring design, night driving operation is simple and safer;6. Support dual device connection, automatic back to the phone music device switch at will;7. Increase the metal microphone mesh design, enhance the sound collection, and enjoy high-fidelity hands-free communication;8. Small, durable and portable volume design, does not take up additional space in the car;9. High-quality 100 cm TPE cable High quality 100cm TPE cable design, complimentary Velcro storage belt, length adjustable; 10. Independent large call button design, easy to use, one-handed operation