100% Brand new and high quality. Enjoy crystal clear music with enhanced fidelity delivered from your phone to your car speaker system, Have full FM frequency range from 87.5 to 108 MHz, Take hands-free calls, Hear GPS voice navigation, Charge your device while you do it all. You'll wonder how you ever survived without it. It is able to play music from Mobile phone/Micro SD Card/U Disk through the car stereo via radio transmission. It support Bluetooth hands-free phone calls and can switch to music automatically once the phone call has ended. You can enjoy music and answer phone calls simultaneously easily using Bluetooth. Support power supply to other equipment via USB and maximum output is 5V/1.0A. Easy to use: The transmitter will connect to the pre-set phone automatically when it turns on, so you don't need to connect the phone with the FM transmitter every time. If there is a phone call when you are listening to the music, its pattern will transfer the call automatically.Danit4u