Product description:Color blackMaterial: ABSTotal weight of the set: 131gBare metal accessories: 97gPacking size: 5.5x10.3x13.5cmPackage includes:1 * English manual1 * (3.5mm audio cable)Description:Clear sound: bluetooth version 5.0, faster and more stable, stronger anti-interference The updated version of bluetooth transmitter adopts sound processing technology and noise canceling microphone, which brings you better stereo music and clear call processHands-free calling: The Bluetooth car adapter can be easily attached to the ventilation opening or the dashboard of the car.Music streaming: You can stream music directly from your car radio via bluetooth / microSD card / Aux In. Multi-color LED backlight can be used to illuminate the transmitter and tune in different music Enjoy the fun of music anytimeQC3.0 Fast Charging A Bluetooth FM transmitter for the car with 2 USB ports can charge two devices at the same time. QC3.0's charging speed is faster than a standard charger. The other USB port supports 5V / 2.4A output. Significantly reduce your loading timeLargely compatible The Bluetooth adapter for the car is compatible with most Bluetooth-enabled devices such as IOS, tablets and other Android smartphones. It will also be suitable for all cars / trucks (12-24V).