Comfortable full-size keyboard and easy-to-carry mouse with snap-on wireless receiver increase freedom,  so you can work comfortably away from your computer.SPECIFICATIONSReceiver: RN-10D ( Grey )Connector: USBFrequency: 2.4G HzOperating Range: 10 - 15 mKeyboard: GR-85Keycaps: Round EdgeHotkeys: 12 Fn HotkeysCharacter: Laser EngravingAdjustable Keyboard Legs: YesRating: 3 V / 10 mABattery: 2 AAA Alkaline BatteriesDimension: 453 × 152 × 29 mmMouse: G3-630NReport Rate: 125 HzSensor: Optical ( Infrared )Resolution: 1000 DPIRating: 1.5 V / 4 mAButtons No.: 3Ergonomic Design: Right Hand FitSize: Small / Middle / Big HandsReceiver Storage: YesBattery: 1 AA Alkaline BatteryDimension: 101.3 × 63.6 × 38.7 mmSystem Requirements：Windows XP / Vista / 7 / 8 / 8.1 / 10Keyboard Weight: 545 g (w/ battery)Mouse Weight: 82 g (w/ battery)