Wireless MP3/WMA FM Transmitter with USB Port and Auxiliary Input with Remote MP3/WMA FM Modulator with SD Card Slot, USB Port, and Audio Input Plays All your Audio Devices Wire-Free through your Car's Stereo System FM Radio Easy to Read Display Shows Pre-Set FM Stations and ID3 Data Information- Song, Title, Artist, Album, or Genre* *ID3 data must be present. Large Buttons and Adjustable, Six-Postion Body allow for easy operation