... , full spectrum points (88.1 ~ 108.0MHZ) 5, with power save feature that sends RF point 6. ... cigarette lighter power supply 7, 3.5mm audio input interface for portable CD, MD, MP3, MP4, PDA, PC, ... etc, any player 8 with the IPOD and 3.5 audio plugs 9, with USB interface, with charging ... you can control the IPOD IPHONE music and its frequency fm transmitter and remote control for iphone 3gs and ipod