Rosewill Cherry MX Black Switch Blue LED Backlit Mechanical Keyboard, Anti-Ghosting Capability, 4 Levels of Backlit Lighting, Built in Headphones and Microphone Jack Pass-Through (Apollo RK-9100xBBL) The ergonomic Rosewill RK-9100xBBL Keyboard is great for both gaming and typing! The 100% Cherry MX black switches deliver a fast response and a great tactical feeling. Up to 50 macro keys offer great customization options, while the blue LED backlit keys allow you to pick the right keys, even in dim environments. The USB 2.0 hub and built-in headphone/microphone pass-through jacks add more flair to your digital life. Complete with an N-Key rollover, multimedia keys with gaming mode, and eight orange gaming keys, the RK-9100xBBL keyboard is an ideal choice for your entertainment and work. The 100% Cherry black key switches deliver a fast and precise response with a great tactile feedback. The blue LED backlit keys deliver amazing illumination for error-free typing, regardless of ambient light conditions. You can adjust the illumination with three levels of brightness and one breathing mode. Two high-speed USB 2.0 hubs are built in for handy connection of peripherals. The custom programmable keyboard offers up to 50 programmable keys. Up to five profiles can be stored. And the quick switch keys enable fast activation of complicated move combinations with only a single press. Get ahead of your opponents during intense combat, where winning and losing are determined in a split second.