Long-distance driving must be boring. It would be wonderful if there is melodious music along the road. Come on! Our Stereo Music Bluetooth V4.0+ EDR Hands-free Call Car MP3 Player FM Transmitter is particularly designed for you. Adopting high technology， this car FM transmitter features excellent performance to receive stable signal. It supports SD card / USB music playing. Both MP3 and WMA are supported. Thanks to its hands-free call， it allows you to pick up phone calls without holding your cellphone. Besides， this car FM transmitter supports remote-control dialing and secret switch function. It is really effective to make your driving interesting and meaningful!                                    Features             Support MP3 and WMA audio formats<br> Low input voltage and working current is energy-saving<br> Portable and practical to use<br> Support music playing from SD card or USB<br> Bluetooth hands-free call， CVC noise reduction and echo reduction <br> Support remote-control dialing， secret switch function   <br>                                                            Specifications             Color     Black    <br> Transmit Distance     5m    <br> SNR     68dB    <br> Ditortion     0                        Package Includes            1 x Hands-Free Car Kit FM Transmitter<br>1 x Remote Control<br>1 x Connecting Line<br>1 x User Manual<br>