Description With our device, you bring your classic car to a new generation without changing its style or damage the originality of your car. Answer calls phones safely and with one click. Listen to music from your phone, MP3 player, tablet , laptop and connected devices in the sound of your car. Charge your devices through the secure USB port. Features -Color:Black. -Material:Plastic. -Size: About8.00X4.70X4.00cm/ 3.14X1.85X1.57in. -Frequency: 87.5MHz. -Working Voltage: DC 12V. -USB Output: 5V / 3.1A (Smart IC), 5V / 1A. - Coming with 2 USB ports, you can charge two devices simultaneously. - Wireless provides a stable connection, while noise suppression technology and echo-cancellation grants an amazing hands-free calling experience. - Besides, you can also get clear voice navigation from your phones app, which means driving will be more safely. - Keep abreast of car battery health at all times to avoid problems when driving. - Support hands-free phone calling via its built-in microphone. Package list: 1 x Audio Receiver