Features:LONG-LIFE LED BACKLIGHTINGExperience illuminationWhether you’re playing late at night or in a dark environment, you’ll never lose sight of your keys. G105 features LED backlighting that can be set at two different levels, or turned off all together.SIX PROGRAMMABLE G-KEYS*At your commandG105 includes six programmable G-keys that make complex actions simple. Three separate modes deliver access to a total of 18 unique functions and macro combinations quickly and consistently. With G-keys, instant access to a variety of customizable functions is just a click away. Assign a G-key to open microphone channels and talk to friends through Ventrilo or to record your play on the fly. Assign a G-key to send predetermined text messages to your team. You can even program G-keys to interact with your Logitech G mouse to change DPI levels on the fly.*G-key programming requires Logitech Gaming Software, available at gaming.logitech.com/support.MULTI-KEY INPUTTechnology on contactDuring the heat of battle, there are times when you might need to simultaneously run, strafe, select a weapon and open a door. Multi-key input on G105 means complex moves are executed exactly right every time. Press up to six keys at once, each registered perfectly. And the anti-ghosting means you never need to see a command you didn’t intend.GAME MODE SWITCHNo false movesYou’re about to record a record high number of perfect headshots when an accidental keystroke sends you on an unplanned and unwanted trip to your desktop. Don’t let this kind of mistake ruin your streak or your game—easily disable the Windows key with one button so your game won’t be interrupted. You can thank us later.INSTANT MEDIA ACCESSMore at your commandWe know games aren’t the only thing running on your rig. Control music and video without dropping out of the game. Convenient one-touch controls put instant access to volume control, mute, pause, play and forward all within easy reach.EASY-TO-USE SETUP SOFTWAREMake it yours—simplyUse the optional Logitech Gaming Software to perfectly match commands to your favorite games. Simple drag-and-drop settings allow you to customize profiles for any game you play. Or, use automatic game detection for pre-configured customizations.Specifications:Part Number920-003371Warranty Information3-year Limited hardware warrantySystem RequirementsWindows® 8, Windows® 7, or Windows® VistaMac OS® X 10.4 or laterAvailable USB port20 MB of available hard disk spaceInternet connection for optional software download*Package ContentsKeyboardUser documentation