... effect. 3.holder function. 1, high-fidelity, high resolution DIGITAL stereo effect. PLL lock-in technology 2. LCD screen ... . cigarette lighter power supply 7, 3.5mm audio input interface for portable CD, MD, MP3, MP4, PDA, PC, IPOD ... , DVD, etc, any player 8 with the IPOD and 3.5 audio plugs 9, with ... with remote control; you can control the IPOD IPHONE music and its frequency