Specification:
Memory: No internal memory
External Memory: SD Card (max 2GB)
Display: Backlit Dot Matrix LCD Display
Music Format: MP3, WMA
Bit rate: 32-320Kbps
Audio Jack: 3.5mm Audio Line Cable for Connecting MP3/4, or Other Audio Equipment
SNR (Signal to Noise Ratio): >85dB
USB: 1.1 for Connecting and Directly Playing from USB Flash Disks
Power Source: DV 12V (powered directly from car cigarette power adapter
Dimension: 53x50x105mm (LxWxD)

Other Features:
FM transmitter
15 FM channel selection (preset)
Freely rotating display screen
5 function keys- play/pause, Prev/V-, Next/V+, FM freq+, FM freq-
Display FM frequency and song title on LCD screen