?Brown Switch Mechanical Feeling Keys?- The membrane keyboard comes with mechanical brown switch feeling keys for ultimate gaming performance. Offering the best tactile typing experience, also being ever so slightly quieter, fitting for office or gaming use. Standard 104-key keyboard layout, we keep the keyboard as it is, without adding any elements, focus on providing you with the best experience of use. ?19-Key Anti-Ghosting Gaming Keyboard?- 19 keys as follows can work simultaneously: Tab, Q, W, E, A, S, D, Shift-L, Z, X, C, B, Ctrl-L, Alt-L, Space, ?, ?, ?, ?. You can fully enjoy your game without program errors. Exceptionally silent keyboard can reduce 90% clicking noise, click freely no matter you are at work or meeting, in the library, at coffee or at home without bothering others. ?7-Color Illuminated Keyboard?- 7 colors LED adjustable lighting and double-shot injection molded keycaps for crystal clear backlighting. Easily recognize the letters in the dark. Press Fn+Tab to change the backlit color. Press Fn+Esc to choose the lighting effects modes (Mid Brightness, Hight Brightness, Breathing, Turn Off). Support computer systems including Windows10 / 8 / 7, Mac OS X, Windows XP, Windows VISTA, Linux, etc. ?Quiet Click Design for Office?- Exceptionally silent keyboard can reduce 90% clicking noise, click freely no matter you are at work or meeting, in the library, at coffee or at home without bothering others.Plus the white backlight and frosted texture of the frame structure, simple, fashionable and elegant. Best gift for your friends or family. ?Best Customer Service?We provide unconditional 30 days Money-back Guarantee. Any request or suggestion of our keyborads, please feel free to contact us. Basaltech always focus on designing and making the best products to our customers. Your satisfaction is our priority.