Bluetooth Car Charger, MFEEL&reg; Digital Wireless Bluetooth FM Transmitter, Car MP3 Player with Bluetooth Handsfree calling and Dual USB Charging Port(5V 2A), Perfect for Apple, Samsung, HTC, LG and more Multifunctional Design 5 in 1:Wireless Bluetooth in-car Multifunction FM Transmitter enables you to do Hands-free calls, enjoy clear music, GPS voice navigation, charge your device. Better for empty channel. Guarding your driving:Built-in Microphone,you can makes hands-free calls easy while driving.Enjoy your safety driving. Easy to use,pairing your phone and FM transmitter by bluetooth, insert device in the socket, switch to FM radio mode, make sure FM transmitter frequency the same as car's FM Compact, lightweight and simple design - perfectly portable and unobtrusive. Dual USB Charging port:Output voltage,DC 5V,2A.You can charge your iphone/Ipad/tablet/and other smartphone when you enjoy your driving.2 USB socket support U Disk to play music in your car speaker.