FM full-frequency point transmission 87.5-108MHz. PD30W fast charging battery voltage detection. Support Bluetooth music playback and Bluetooth hands-free call. LED screen, which can display frequency point, song serial number and working status information. Support folder switch play function, song classification play. Support power-off memory function. Two mobile phones charge at the same time, and support charging while listening to music. Noise cancellation function and built-in noise cancellation circuit make the call sound clearer. Screen: LED screen Power supply mode: lighter power supply USB output: PD 30W 5V 2.4A Power supply: DC12-24V Supported file types: MP3/WMA/WAV/FLAC Working current: 50-100mA DC12V FM frequency range: 87.5-108MHz Working temperature: 0 - 60 Applicable model: DC12V-24V-40V universal Launch distance Less than 5m Colour:Gray-black Material:plastic Package Contents: 1 x Car FM Transmitter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.