Comfortable Usage Experience: Ergonomic design release your hand from fatigue; Professional mechanical feeling bring you cool usage experience no matter for working or gamingCool Visual Effects:3-LED backlit for keyboard and 7 color breath light for mouse make the keyboard&mouse combo cool and beauty, allow you use it in dark,gorgeous but practicalEnhanced durability : Keyboard keys life 5 million click, Mouse keys life 3 million click, 4 DPI (1200/1600/2400/3200 DPI) ,Laser-carved characters, non-slip designEasy to Install & Widely Used No Driver Needed: Support Windows10,windows 8, Windows 7, Windows Vista, Windows XP.PC Laptop Pad Google Android TV Box HTPC IPTV Smart TV Mac IOS Raspberry Pi all version63+ etc.The wired keyboard backlight is 3 LED colors, could be change the single color by pressing the backlit key.Brand:RiiConnectivity Technology:WiredOperating System:Windows 8, Windows vista, Windows 7, Windows 10Number of Keys:104Backlit: 3 Colors Red,Purple, Bluecolor:BlackMaterial:ABSPackage Contents:1 x keyboard1 x mouseOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.