FM Transmitter, QC 3.0 Car Radio Transmitter, Wireless Bluetooth FM Radio Adapter for Car with Two USB Chargers, Supports 64GB USB Flash Drive

General Description: The wireless Bluetooth FM car transmitter is a versatile device that allows you to charge your devices while listening to music. It is equipped with two USB ports, including one QC 3.0 port for fast charging, and offers a stable Bluetooth connection for high-quality hands-free calls. Technical Specifications: USB Ports: 2 (1 QC 3.0 port for fast charging) FM Frequency: 87.5 - 108.0 MHz Charging Efficiency: Greater than 80% at maximum power Bluetooth Technology: 4.2 Compatibility and Accessories: Compatible with QC2.0, Huawei FCP, Samsung, and HTC. Supports USB flash drives up to 64GB for playing MP3/WMA files. Installation: Plug the FM transmitter into the cigarette lighter socket. Turn on the vehicle's FM radio and select a free frequency. Tune the transmitter to the same frequency. Connect your phone via Bluetooth (name: C57). Operation: Answer, end, or reject calls with a single touch. Enjoy lossless stereo music streaming from Bluetooth devices to the car stereo. Other Information: Overcurrent and overvoltage protection, intelligent control of Temperature and short-circuit protection. 18-month warranty and 24-hour customer service.