Multi-Function 0.6" Green LED Display. Top Loading CD Player. CD-R/RW Compatible. Auxiliary Input Jack. Programmable Memory. Digital PLL Tuning Receiver with 10AM + 10FM Presets. Dual Alarm. Wake to Radio, Alarm or CD. Sleep and Snooze Functions. Power: 120V 60Hz. Battery back-up for clock: 2 x 'AA' batteries (not included).