Memorex Dual Alarm Audio System for iPhone/iPod Powers and charges your iPod devices with docking capability. Dual alarm settings  wake to iPhone, iPod, radio, or buzzer; Everyday, Weekdays, or Weekends. Wake to your iPod, radio, or buzzer (volume increases gradually every 5 seconds until maximum volume setting is reached. Batter back-up function (2 AAA sold separately). Syncs day and time from your iPhone or iPod