1.High fidelity, stereo,digital PLL 2.blue light LCD display 3.88.1-107.9MHz, 0.1MHz/step. 1, ... high-fidelity, high resolution DIGITAL stereo effect. PLL ... sends RF point 6. cigarette lighter power supply 7, 3.5mm audio input interface for portable CD, MD, MP3, MP4, PDA, PC ... , with remote control; you can control the IPOD IPHONE music and its frequency