Alarm Wake-up to FM / iPod / iPhone / Buzzer; 4 Step Progressive Light Turn-On(1 minute prior to alarm time) * 120/90/60/30/15 Minute Sleep Mode Feature; Snooze/Dimmer(3 Level) * FM PLL Radio Tuner with 20 preset memory stations; LCD Display Backlite Display; 12/24 Hour Clock Display Format Selectable * 30 Pin Ipod/Iphone Docking Interface Port; Compatible with iPhone 3GS & 4G, Ipod Classic, Ipod Video, Ipod 5G, IPod Mini, IPod Nano, & ITouch (All Generations) * 3.5mm Aux Audio Line Input; Power: 1.57""(5W) x 2 Stereo Line Output; AC/DC adapter: AC 110V-240V DC 5 V 2 Amp