Multifunction Wireless FM Transmitter

     This Willtoo multifunction Bluetooth Wireless FM Transmitter product has adopted FM full-frequency wireless transmission technology and can directly read the audio files on a smartphone. It supports Bluetooth audio playback and Bluetooth hands-free calling and has intelligent app function and lossless high-quality audio decoding. Some of the features of the hands-free calling is the built-in noise cancellation circuit, make the call sound clearer. The wireless FM transmitter can be used with 12v or 24v DC power from the vehicle’s electrical system or larger trucks by plugs the transmitter into the vehicles cigarette lighter socket or the aux socket. The FM frequency range is from 87.5MHz to108Mhz, the FM signal to noise ratio is 65db and a FM harmonic distortion <0.1%. The MP3 signal to noise ratio of 85db and the harmonic distortion <0.05%. The USB charger output is 2.1a and it support file types are MP3 and WMA and supports memory card type TF card and U-disk with a capaci