Play and Charge Your iPod or iPhone (iPod or iPhone not included) * Auxiliary Input Jack for Connecting Your iPod shuffle (1st and 2nd generation), MP3 or other Digital Audio Players * Auto Time Sync - Automatically Set the Time Using Your iPhone or iPod, Multi-function 0.9? Green LED Display, 4 Step Dimmer Control * FM PLL/Digital Receiver with 20 Presets and Digital Tuning, Dual Alarm Clock with Sleep and Snooze, Wake to Radio, Alarm or Your iPhone/iPod * Power: 120V AC Adaptor (included); Battery Back-up for Clock: 2 x ?AAA? (UM-4) (Not included)