High-Quqlity Bluetooth Transmitter - More stable FM signal better anti-interference performance enhanced sound experience and built-in microphone with Echo cancellation and noise suppression (CVC) technology offer your hands-free talking and wonderful music.</br>Excellent HI-FI Stereo Sound - Noise and wind suppressed by CVC technology to create full duplex sound quality; support MP3/wma/wav/flac anti- statics design enjoy the lossless music in your car!</br>Universal Compatibility & Memory Function - Supporting mobile's A2DP function AUX output and input work with SD TF card or MP3 MP4 players U disc and import from outside. Fit for most of the smartphones Samsung iPhone iPad iPod Tablet and more. Besides it will automatically connect to its memorized paired Bluetooth device when power on.</br>Charge Easily - With two USB Charging ports (output 5V-2100MA) you can get your devices full charged in short time. The power comes from cigarette lighter so it is suitable for most cars</br>Humanized Design - 1.44in Large LCD Screen shows the incoming phone number?? current song's name and the current voltage of the storage battery vividly and clearly. Also?? the shaft supports 360 degree rotation to provide you comfortable viewing angle and easily-read display.</br></br>Product Description</br></br>There are many kinds of Bluetooth FM transmitter?? but t