A4Tech (3000NS) Zero Delay 2.4Ghz Wireless Desktop, Keyboard & Mouse Combo - Black

A4Tech (3000NS) Zero Delay 2.4Ghz Wireless Desktop, Keyboard & Mouse Combo - Black Connection: 2.4G Hz Keyboard Hotkeys: 12 Fn Hotkeys Keyboard Keycaps: Traditional Mouse Sensor: Optical Mouse Resolution: 1200 DPI Report Rate: 125Hz Mouse Buttons No.: 3 Receiver: Nano USB Receiver Power Source: Mouse 1x AA Alkaline Battery; Keyboard 2x AAA Alkaline Batteries Ergonomic Design: Symmetric