Bluetooth FM Transmitter Wireless In Car MP3 Player Radio USB Charger Handsfreen The product is shipped based on the color or size of the main image of the product page.n Features: *Dual USB3.1A fast charging battery voltage detection *Support Bluetooth music/TF card/U disk playback support Bluetooth hands-free calling *Orange LED screen can display frequency point song serial number and working status information *Support folder switching playback function play songs by category *Support power off memory function *2 mobile phones are charged at the same time support charging while listening to songs *Noise canceling function built-in noise canceling circuit make the call sound clearer Product parameters: Interface: High-speed USB2.0 Screen: Orange LED screen Power supply: cigarette lighter power supply USB output: 3.1A Memory card type: TF card Support TF card/U disk capacity: 32GB Power supply: DC12-24V Power output: DC Support file type: MP3/WMA/WAV/FLAC Working current: 50-100mA DC12V Bit rate: 64-320kbps FM frequency range: 87.5-108MHz Signal to noise ratio: 85db (FM: 65db) Harmonic distortion: