Bluetooth 5.3 Clearer Sound and Enhanced Microphone: bluetooth car adapter is equipped with the latest bluetooth 5.3 technology, this bluetooth AUX adapter has a stronger connection and less loss of sound quality. Equipped with the latest CVC8.0 noise reduction and digital signal processor (DSP) technology, combined with an enhanced microphone, ensures you have a brighter and louder sound during your calls.Magnetic Bluetooth Receiver: Using an adhesive metal plate (included in the package), you can attach the receiver to your car. Not only does it save space, it also makes your car stereo go wireless in no time.22 HOURS EXTREME BATTERY LIFE: The Portable Bluetooth Stereo Adapter has a 22 hour battery life and can be fully within 2 hours whether you are making calls or playing music. In addition, the small and portable size makes it easy to put in the car or take it with you.COLOR LED BACKLIGHT AND DIGITAL DISPLAY: This bluetooth audio receiver features LED backlight to make driving more and nighttime operation easier. In addition, it is equipped with a digital display to keep you informed of the battery status of the Bluetooth music adapter.DUAL CONNECTIONS AND MULTIPLE SECURITY: This AUX Bluetooth adapter supports Bluetooth pairing with 2 devices at the same time, allowing you to enjoy wireless streaming music without missing a call. Built-in withstand voltage protection, overcurrent protection, short circuit protection, NTC overheating protection, make your equipment .Colour:Photo Color:plasticSize:51.4mm x 35mm x 13.4mmPackage Contents:1 x Bluetooth Car AdapterOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.