【Versatile Functionality】This BC80 car charger combines a fast charger, Bluetooth-compatible MP3 player, hands-free calling, and voltage display in one compact device. 【High-Quality Audio】Enjoy lossless audio quality for an enhanced music experience during your drives. 【Fast Charging Capability】Equipped with QC3.0 and PD ports for rapid charging of your devices on the go. 【Bluetooth-compatible 5.3 Technology】Utilize the latest Bluetooth-compatible 5.3 for stable and efficient wireless connectivity. 【FM Transmission】Built-in FM transmitter (87.5 MHz-108.0 MHz) allows you to play music through your car's audio system. 【Multiple Audio Sources】Support for U disk and TF card (up to 32GB) provides versatile options for music playback. 【Voltage Display】Real-time voltage display helps monitor your car's electrical system. Specifications: Product Net Weight: 41.8g Product Dimensions: 3.8*3.7*8.9cm Bluetooth-compatible Version: 5.3 Bluetooth-compatible Range: 10 meters FM Frequency Range: 87.5 MHz-108.0 MHz QC3.0 Output: 5V/3A, 9V/2A, 12V/1.5A PD Output: 5V/3A, 9V/3A, 12V/3A, PPS: 3.3V-11V/3A Input Voltage: 12V-24V Maximum Output Power: 54W Storage Support: U disk and TF card up to 32GB