waterproof suspension style key caps, waterproof and dustproof, and easy to take down to clean thoroughly for longer work timeamphitheater design amphitheater style and curve key design provides super cool mechanical feelingrainbow color backlight effects bringing cool gaming experience, in particular increase gaming keys backlit effect and easy type in the darkkeyboard key numbers 104 keys. quickly control each function, ergonomic design, comfortable to operate. fit for windows 8, windows 7, windows vista, or windows xp ios.color:whitethe key characters adopt radium carving technology, which is clear and distinct, durable, wear-resistant and comfortable to use for a long time. applicable to household, business office, game competency. 0 the office keyboard everyone wants compatible with notebook computers, desktop computers, smart tv, etc. specifications: model: g21 color: white/black size: 440*127*30mm interface: usb connection method: wired system environment: for winp/7/8 mac 10.2 or higher keyboard life: 10 million times number of keys: 104 keys