Made Of Antimicrobial Materials Which Prevent Bacteria From Growing On The Surface, This 3 Color Illuminated Multimedia Desktop Keyboard Is For Those Who Love To Work Late At Night And Love Their Shortcuts. This Keyboard Features Eye-Soothing Backlit Keys In Green, Blue And Red - 3 Colors For Increased Productivity In Dim Lighting Situations Or Dark Environments. Switch Easily Between Green, Blue Or Red With One Touch Of A Key! Extra Large 4X Bright Letters Provide Excellent Contrast Over Traditional Keyboards That Have Regular Size Letters. With Multi-Functional Hotkeys, You Get Quick Access To Your Media Controls, Email, Internet Browser And Other Common Applications. The Adesso Akb-130Eb Is Designed With Membrane Key Switches That Provide A Quieter, Faster Response And Stand Up Top Long Term Usage.