Car Bluetooth Fm Transmitter Wireless Fm Transmitter Bluetooth Fm Transmitter with USB Charger Music Control Hands-Free Calling Works with Iphone Samsung Lg More Tablets Mp3 Players Transmit FM frequency to our car stereo or line-out to connect your car stereo Aux-in jack to listen music and handsfree function. Intelligent navigation voice prompts of smart phone will be played by car stereo while smart phone connects to BT110. Using goosenck connection,user would adjust the angle depending on the operation habits. Handsfree conversation,easy operation makes you driving safely. Achieve two bluetooth mobile phones to music appreciation and handsfree conversation.Press special key to connect the second mobile phone makes call simple and convenient. With noise cancellation technology,eliminate echo and noise trouble.It's able to charge iPad,iPhone,Smartphone,GPS and other portable devices.