Megadream Car FM Transmitter, Wireless in-Car Radio Adapter Kit and FM Modulator Receiver with TF Card Slot and 2 Ports USB Car Charger for iPhone Samsung Galaxy Smartphone 360 DEGREE ROTATION - Personalized mirror face design with LED display, 360 degree rotation and flexible neck can be adjusted to the perfect viewing angle for convenient use CRYSTAL SOUND QUALITY - Utilized most advanced interference and noise cancellation technology, to grant most crystal sound quality and more stable signal. Note: Due to radio frequency interference and car ground loop noise DUAL USB CHARGING - The 5V/2.4A USB charging port provides fast charging speed; another designed to charge or read Micro SD card WHATS MORE - Built-in microphone; supports TF / Micro SD Card up to 32G memory; support A2DP; supports MP3/WMA/WAV format songs in TF Card WIDE COMPATIBILITY - Work with Bluetooth enabled devices, such as iPhone, iPad, iPod, HTC, Galaxy, Blackberry, MP3 Players, Android Smartphones