your car bluetooth:Bluetooth receiver can make you more convenient to enjoy in the car,when you want to play music or listen to the phone through the car speaker,but your car is not equipped with bluetooth,but the maintenance cost of installing the bluetooth module is high,the volume is large,and often Disconnection,difficult to operate and complicated connection.And now all you need is the Bluetooth Car adapter to turn your home stereo and car audio system into wireless and Blue High-fidelity transmission CD sound quality level: upgrade Bluetooth 5.3, the connection speed and stability are greatly improved, the transmission is stable, the signal is strong and there is no delay to provide high-fidelity stereo, and you can always enjoy beautiful music and a more pleasant voice when talking. Automatic connection/built-in microphone: After the phone and the device are paired successfully for the first time, you can directly connect and start the car when you start the car. The Bluetooth adapter has a built-in microphone for high-definition hands-free calls, making driving more convenient and safer. High-quality, shared dual mobile phones: Support one-to-two, share music on two mobile phones, and switch freely. Built-in antenna design, Equipped with the latest Bluetooth v5.3 chipset,transmission distance up to 10 meters, and there will be no disconnection, ensuring normal use during driving. Portable instant Bluetooth speaker/exquisite design: Mobile phone/tablet/computer can be connected, natural length 45cm stretch 1.7M (5.5FT) braided high-quality spring wire can be stretched at will to meet your needs in different occasions. The rope segments are free from knots and tangles and stay neat and organized in the cabin. The 3.5mm gold-plated connector can be stable and anti-interference, the aluminum alloy shell has good heat dissipation, and there is an indicator light on the port