-Keyboard Dimensions: 360x160x35mm
-Net Weight: 540g
-2.4GHz RF Wireless Technology, Intelligent Frequency Hopping Technology
-Working Range: 10-15meters
-2AA batteries (not included in package), around 3 months endurance
-System Compatibility: Windows95/98/Me/NT/2000/XP/Vista/Win7
-Energy saving management
-Key Switch Life: 10 million times
-Number of Keys: 82 keys and 14 Internet/Multimedia Hey Keys
Cordless Keyboard, Touchpad Keyboard, multimedia keyboard, office keyboard, htpc keyboard, waterproof keyboard, game keyboard, ergonomic keyboard, aluminum keyboard, luminous keyboard, folded keyboard, plastic keyboard, industrial keyboard
Trackball
-Optical trackball
-1000dpi
-3 mouse buttons, 1 scroll wheel
USB Receiver
-Nano Receiver, plug & forget
-Auto ID Pairing
-Dimensions: 18.6x13.2x5.8mm