Product Description Rise and shine with a Sony alarm clock radio. While a large, easy-to-read, backlit LCD display with jumbo LEDs make reading the time from across the room a snap, a battery back-up is also there to ensure that you never miss an important appointment or meeting again! (NOTE: The battery compartment is inside the cavity ) From the Manufacturer Alarm Clock with FM/AM RadioRise and shine with a Sony alarm clock radio. While a large, easy-to-read, backlit LCD display with jumbo LEDs make reading the time from across the room a snap, a battery back-up is also there to ensure that you never miss an important appointment or meeting again!Large, easy to read LCD displayClearly view the time on the large, easy-to-read, backlit LCD display. Bright orange jumbo LEDs mean no squinting to read the time, even without your glasses.Gradual wake alarmNormal alarm sounds with a preset volume are either too low to wake you up, or are so loud that you are awakened abruptly. The gradual wake alarm feature starts with a subtle, low volume that gradually increases to a reasonably high level in order to gently wake you from sleep.Adjustable brightness controlWith the adjustable brightness control you can ensure you are easily able to read the display during the day and not be distracted at night because the display is too bright when trying to sleep.Enjoy FM/AM radio programmingA built-in analog FM/AM tuner lets you choose from a wide variety of radio, talk, and music programming.Programmable sleep timerFall asleep to the radio using the programmable sleep timer.Snooze buttonFor those mornings when you just can’t seem to wake up there’s a snooze button to let you catch a little extra shuteye. The sound turns off, but will automatically come on again after about 10 minutes.Battery backupAn optional backup battery keeps the clock working, even during a power outage.Automatic Daylight Savings Time adjustmentThe built-in calendar even recognizes the date, automatically adjusting for Daylight Savings or Standard time.Easy, Automatic Time SetSetup is a snap! The C1 comes preset to Eastern Standard Time, (EST), so all you need to do is plug it in, and set the correct time zone.Product SpecificationsSpeaker Output:100 mW (at 10% harmonic distortion)Clock:12-hour systemAlarm:Single Alarm (Choose from: Radio or Buzzer)Autoclock Technology:Automatic Time Set and Automatic Daylight Savings Time AdjustmentSnooze w/Extendable Snooze:Extendable Snooze System-set from 10 to 60 minutesTimer Clock:Sleep timer: 15 min./30 min./60 min./90 min.Backlit Color:AmberDay/Night Function:3 Step brightness control (Hi, Mid, Low Mode)Display:Large, Easy to Read Amber Backlit, Smoked LCD Display with Brightness ControlPower Back-up:3 V DC, one CR2032 Lithium BatteryPower Requirements:120 V AC, 60 HzFrequency Range:FM 87.5 MHz - 108 MHz, 0.1 MHz StepsAM 530 kHz - 1710 kHz. 10 kHz StepsSpeaker Dimensions:Approximately 6.6 cm (2 5/8 inches) diameter, 8 OhmsTuning:Analog AM/FM TunerDimensions (Approx.):4"x 4" x 4" (101 x 102 x 101 mm) not including projecting parts and controlsWeight (Approx.):1 lb. 13 oz. (490 g.) including CR2032 battery* USB cable and smartphone are not included. Not all smartphones are compatible. 2014 Sony Electronics Inc. All rights reserved. Reproduction in whole or in part without written permission is prohibited. All other trademarks are trademarks of their respective owners. Features and specifications are subject to change without notice. Non-metric weights and measures are approximate and may vary.