General description This Bluetooth FM Transmitter is a versatile car radio adapter that allows you to add Bluetooth functionality to your vehicle, making it perfect for older cars without Bluetooth capabilities. It features a QC 3.0 wireless car charger with dual USB ports, enabling you to charge two devices simultaneously while enjoying hands-free calling and high-quality music playback. Technical specifications Input: DC 12 ~ 24V Frequency range: 87.5 ~ 108.0 MHz Bluetooth version: V4.2 Product weight: 37g Music formats supported: MP3, WMA, WAV, FLAC, APE USB flash drive capacity: Up to 64 GB Charging output: QC 3.0 (5V / 2.4A & 1A) Compatibility and accessories Compatible with QC2.0, FCP Hua Wei, Samsung, and HTC devices. Supports USB sticks and TF cards (≤64G). Installation Plug the transmitter into the cigarette lighter socket. Turn on the car FM radio and select an empty frequency. Set the same frequency on the transmitter (87.5-108.0 MHz). Connect your phone to the transmitter