Flexible metallic hose can be bended and adapted for any type of autos - 1.4" large screen displays the song's name and lyrics.Supports USB Disk & SD/MMC Card.Supports MP3/WMA format.207 channels optional :87.5-108MHZ.Supports 12-24V voltage This is an FM transmitter that plugs into your car's cigarette lighter. Equipped with a digital LCD display, line-in function, and USB and SD card inputs, it's capable of playing MP3s and WMAs from all sorts of formats. Hook up your iPod with the 3.5mm jack, or plug in a USB stick with your favorite music. The FM transmitter operates on over 200 different channels from 87.5 to 108 MHz, so you'll be able to find the perfect station for streaming your music. The screen displays ID3 tags and relevant track information. The metallic hose neck easily adjusts for your convenience.