General description Car Bluetooth 5.0 FM Transmitter Audio Receiver is a versatile device that allows you to play music from various sources while charging your devices. It features dual USB ports for fast charging and supports multiple audio formats, making it an essential accessory for any car. Technical specifications Material: Plastic Color: As shown Rated working voltage: 12V-24V Limited working voltage: 10~26V Working temperature: 0~50 degrees Celsius Supported playback formats: MP3, WMA, WAV, FLAC Signal to noise ratio: Greater than 60dB Battery voltage error: ±0.5V USB1 output: 5V/1A USB2 output: QC3.0 (3.6V-12V) 18W PD output: PD3.0 (3.6V-12V) 18W Bluetooth version: 5.0 Bluetooth transmission distance: Less than 10 m Bluetooth microphone effective distance: 0.5 ~ 2 m FM transmission frequency: 87.5 ~ 108 MHz FM transmission mode: Stereo digital PLL frequency locking Compatibility and accessories Supports U disk playback Supports TF-Card music playback Supports Bluetooth A2DP,