Top Material-Aircraft Grade Aluminum Alloy Frame, N-Key Roll Over-104-Key,AntiGhosting-100%, Illumination-Dynamic Per Key RGB Illumination Weight-2.1 lbs,
Height-403.3 mm, Width-17.2 mm, Depth-139.2 mm, Type & Name-SteelSeries QX2
Mechanical RGB Switch, Switch Actuation-2 mm, Total Travel-4 mm, Force-45cN,
Lifetime-50 Million Keypresses, OS-Windows and Mac OS X. USB port required,
Software-SteelSeries Engine 3.15+ (coming soon) for Windows (7 or newer) and
Mac OSX (10.11 or newer).