Aluminium Gaming Keyboard KB-1700g ARAIV2.0.Get a higher precision on your keystrokes with ARAI Ultra comfort, outstanding performance and attractive appearance, excellent touch. Packed with gaming features and good looks,ARAI is designed to provide everything gamers need at a price that won't break the bank.Three kinds of rainbow colors backlighting adjustable Gaming keyboard design,19 keys working with no conflict Winkey Locked functionKeyboardSize: 478(L) x 194(W) x 45(H) mmWeight: 1134grKeys: 104Operation force: 55 ± 7g maxMaximum use life: 10 million keystrokesConnection: USBCompatible with: Windows 2000/Vista/XP/2003/2007/Win7/Win8/Win10/MacMouse:Size: 129 x 86 x 40mmButtons: 4 + scroll wheelConnection: USBWorking Voltage: 5VButton Life: 10 million timesDpi: 1200-1600-2400-32007 colors lightCompatible with: Windows 2000/Vista/XP/Win7/Win8/Win10