Perfect Four Play Modes - Bluetooth play, TF Card play, U Disk Play, AUX Play, Noise and wind suppressed by CVC technology to create full duplex sound quality support MP3/wma/wav/flac, anti- statics design With two USB charging ports - you can get your devices full charged in short time. The power comes from cigarette lighter so it is suitable for most cars. High Quality 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. Big LCD Display: Developed with 1.3 inches screen to better visualize your phone calls, musics, car battery voltage. Ideal sized screen to assist drivers without disturbing the experience while driving safely. Universal Compatibility Memory Function - Supporting mobile's A2DP function, work with SD, TF card and U disc. Fit for most of the smartphones Samsung iPhone, iPad, tablet and more devices that equipped with bluetooth function. Besides, it will automatically connect to its memorized paired Bluetooth device when power on. Bluetooth Function: With advanced Bluetooth module, it supports stream music from your phone or tablet via Bluetooth.