CiDoss New MusicROAD BT-610S Wireless In-Car Bluetooth FM Transmitter with Remote Controller, USB Charging Port, Music Control, and Hands-Free Calling for Smartphones , Tablets, MP3 Players & More! Wirelessly Play Music, Make hands-free calls and Charge your device with the advanced Superior design of the FM Transmitter Car Kit Device Compatible with Android and iPhone 4 / 5. Excellent Sound Quality with D.S.P solution for echo cancellation, and CVC technology for noise supression. Universal USB Charging Port Allows you to charge your Smartphone or MP3 Player. Remarks: This device does not play music and charge at the same time. Support USB disc. TF Card / SD Card. Also Includes "line in" port and 3.5 mm aux. cable for connecting non-Bluetooth enabled devices. 21 Keys Remote Controller and steering remote controller make it easy operation for back seat passenger.