Zalman ZM-K400G LED Backlit Gaming Keyboard with 5+7 Programmable Keys Interface: USB / Key Number: 1118ea / Carving: Laser / Dimensions: 463x191x30mm / Cable Length: 1.5M / Weight / 700g / Material: ABS / Key Life: 10 Million Times / LED Color: Red & Blue 5 programmable keys for gaming. 7 programmable keys for multimedia Press the "M" key positioned to the left of "G1" key to call the 3 kinds of preset profiles sequentially Adjustable light brightness with 3 light modes- red, blue, and off mode / Ergonomically designed to minimize user`s fatigue Long lasting Laser carved key caps / Durable 10 million times" key life Adjust the height to your own preference / Thick Zinc-plated cable for ultra durability