TOTU FM-9070 Fm Transmitter Newest Version Wireless In-Car Bluetooth Radio Transmitter with Dual USB Charging, Music Control and Hands-free Calling-Black Newest version : Hands-free calls, enjoy clear music, GPS voice navigation, charge your device. This product not only can play the MP3 music from your cellphone but also support USB flash disk playing. Built-in microphone makes hands-free calls easy. With the product, you can greatly enjoy music and picking the call up during driving for safety. An universal USB charging port for charging mobile phones and other devices (output: DC 5V/1A), so you can power up while you're talking or listening to music. Adapting with professional-grade bluetooth Module, this product can play the music from your phone , tablet PC or U disk nondestructive by your car's stereo.