The Challenger Pro by ThermalTake, which uses membrane switches. The Challenger Pro keyboard uses a gold plated USB detachable connection, with a 2m braided cable. And has Red backlighting with 4 levels of brightness, and is 505 X 195 X 27mm [LxWxH].
The CHALLENGER Pro gaming keyboard is a refresh of Tt eSPORTS original CHALLENGER keyboard, and is the world's first gaming keyboard with both a fan and illumination. The CHALLENGER Pro comes with additional dedicated individual macro keys on the sides.