3300N WIRELESS DESKTOPReceiver: RN-10D ( Grey )Connector: USBFrequency: 2.4G HzOperating Range: 10 - 15 mKeyboard: GL-5Keycaps: SlimHotkeys: 7 Multimedia HotkeysCharacter: Laser EngravingAdjustable Keyboard Legs: NoRating: 3 V / 2 mABattery: 2 AAA Alkaline BatteriesDimension: 321 × 166 × 25 mmWeight: 430 g ( Battery not Incleded )Mouse: G3-300NReport Rate: 125 HzSensor Technology: Optical ( Infrared )Resolution: 1000 DPIRating: 1.5 V / 4 mAButtons No.: 3Ergonomic Design: SymmetricSize: Small / Middle / Big HandsReceiver Storage: YesBattery: 1 AA Alkaline BatteryDimension: 99 × 60 × 38 mmWeight: 80 g ( Battery not Incleded )System Requirements:Windows XP / Vista / 7 / 8 / 8.1 / 10