Controller Features: Optical Performance Sensor, Plug and Play Technology, Scrolling Wheel, Right- or Left-Handed Design, Wireless, Battery Level Indicator, Low-Profile Keys, Rubber Grips, Multimedia Hot Keys, Internet Keys, 10-key Pad
Number of Buttons/Keys: 107
System Requirements: USB Port, CD-ROM Drive
Includes: Software CD ROM, Operating Instructions, Optical Mouse
Power Source: Battery-Powered
Dimensions: 1.0 " L x 2.41 " W x 1.0 " T
Weight: 1.0 Lb.
Warranty Description: 2 Year Limited Manufacturer Warranty