Thermaltake Tt eSPORTS CHALLENGER Pro Gaming Keyboard Fan Cooler 64KB On-board Memory 10 Programmable Keys KB-CHP001US. World's first and only gaming keyboard with patented cooling fan built onto the keyboard. Allows gamers' hand to stay dry and enabling better grip as well as superior control. 64KB on-board memory stores five unique user profiles, each with its own set of ten dedicated macro keys. Included software with user-friendly Graphic User Interface allows user to quickly setup macro keys and gaming profile fitted for each individual. Two Hi-Speed USB 2.0 ports located conveniently on the side of keyboard for user to quickly connect mouse, headset or other USB devices. Keyboard-wide red backlight LEDs enables users to fully utilize what the keyboard can offer even in complete darkness.