Bybest BL66 Car Kit Bluetooth MP3 Player FM Transmitter Handsfree Car Kit with Dual USB Car Charger 3.5mm Aux Input s for iPod iPhone Samsung Galaxy HTC Sony Motorola Newest version : hands-free calls, enjoy clear music, GPS voice navigation, charge your device Handsfree calling is available when your cell phones being connected with this bluetooth car kit.You can playing music by car audio system through this fm transmitter. SD card music playing is supported by this car fm transmitter,also this stuff can play music in U-disk,you can enjoy music conveniently. This bluetooth fm transmitter has two usb port,two cell phones mp3 ipod or other devices can be charged at the same time. 3.5mm Aux input is available for this wireless fm transmitter,fm transmitter support remote control, it can be controlled by a 21key remote controller easily, which is more convenient than the stuff without controller.