FM Transmitter Adapter Mic Audio Empfänger Auto MP3 Player 4.1A Dual USB Schnelle Ladegerät Zubehör Drahtlose Freisprecheinrichtung Auto

How To USE: 1: Adjust the car's frequency to a blank frequency without radio 2: Adjust the MP3 frequency to the same as the frequency of the car 3: Turn on the mobile phone BT, and successfully pair the mobile phone BT with MP3 4: So the car can play your phone's music FM Transmitter Car MP3 Player TF Card U Disk Playback 3.1A USB Car Charger Handsfree BT5.0 Car Kit FM Modulator Name:Dual usb car FM transmitter Material:Aluminum Alloy + ABS USB ports:Dual USB Charger 3.1A & 1A Working Voltage:12-24V Wireless Version:5.0 Support type:MP3 / WMA Capacity:TF Card U disk<= 32 G BT sound processing: A2DP Advanced Audio Distribution Mode FM frequency: 87.5-108.0MHZ