A4Tech Wireless Desktop Silent Click Option (3330NS) Black

SPECIFICATIONS Receiver: RN-20M ( Orange ) Connector: USB Frequency: 2.4G Hz Operating Range: 10 - 15 m Keyboard: GK-3 Keycaps: Traditional Hotkeys: 12 Fn Hotkeys Character: Laser Engraving Adjustable Keyboard Legs: Yes Rating: 3 V / 2 mA Battery: 1AA Alkaline Batteries Mouse: G3-330N / G3-330NS Report Rate: 125 Hz Sensor: Optical Resolution: 1200 DPI Rating: 1.5 V / 4 mA Buttons No.: 3 Ergonomic Design: Symmetric Size: Small / Middle / Big Hands Receiver Storage: Yes Battery: 1 AA Alkaline Battery System Requirements：Windows 7 / 8 / 8.1 / 10 Keyboard Weight: 471 g (w/ battery) Mouse Weight: 83 g (w/ battery)