It transmit signal through the USB interface of the car to realize the functions such as Wireless CarPlay, change the cable connection and improve the connection experience, also will sync the many APPs on mobile phone The music is synchronized to the car to provide users with a excellent travel experience. Simple and easy to use, no installation, program, only need to connect the product to the car USB interface. Higher compatibility, after several years of debugging and compatibility, it is now compatible with most models. WIFI WIFI6 IEEE 802.11 b/g/ac/ax 2.4G/5.8G WiFi6 Bluetooth v2.1+/3.0+/4.2/5.0 CPU:ARM -A7 800MHz 64MB 16-bits DDR2 Colour:Black Material:ABS Size:65 x 85 x 13mm Package Contents: 1 * Carplay adapter 1 * USB cable Only the above package content, other products are not included. Note: Light reflection 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.