Product details:

With the patented smartset automatic time setting system it automatically sets itself to the correct year month date day and time as soon as you plug it in and after every power interruption. Button cell battery included maintains time and alarm settings. Displays month/date at the touch of a button automatically recognizes dst. Wake to radio or buzzer alarm. Programmable sleep-to music timer snooze/repeat alarm. Digital volume controls for radio. Aux-in input. Crescendo wakeup control.