Features:Backlit customizable key colorsLeading a late-night raid in the dark? Locate the correct keys without a second thought, thanks to backlit LED characters in assignable custom colors. Set up your keys in shades of red, blue and purple, plus your choice of light intensities.Headset-ready USB audioIt's a pain hunting for the headphone and microphone jacks behind your computer when you want to use a headset. With the G110, just plug your headset into the keyboard and you'll be strategizing with teammates and trash talking to enemies with crystal clear USB audio.12 fully programmable G-keys with three macros eachSpeed up your response time by pre-setting up to 36 time-slashing commands per game, including single keystrokes or complex macros. Want to add new macros on the fly? The MR key makes it a snap.High-speed USB 2.0 portPlug in your flash drive for lightening-fast data transfers or to quickly connect your high-performance gaming mouse.Handy game mode switchNever get dropped out of the game because you accidently pressed the Windows/Context menu keys. The game/desktop mode switch disables them instantly so your game won't be interrupted until you're ready to call it quits.System RequirementsWindows-based PCWindows XP, Windows Vista, or Windows 7 Mac computer with Intel processorMac OS X 10.4 or later Available Hi-Speed USB 2.0 port20 MB of available hard disk spacePackage ContentsLogitech Gaming Keyboard G110Installation CDQuick-start guide1-year limited hardware warranty