Follow the description Brand: Thunder Wolf Model: T16-28 Color: gray panel + black keycaps Type: Iron plate illuminated keyboard Lighting effect: LED color backlight Number of keys: 104 Interface: USB wired Line length: 150cm Bare metal size: 44517038mm Net weight: 340g Packing size: 18.47.51.4 inches Weight with bag: 1.63 lbs mechanical gaming keyboard With 19 fantastic backlight modes, No anti-ghosting Material: Metal + ABS construction for extended durability and long life Splash-proof design. Service life: 3 years Unmatched Durability: Tested for 10,000,000 keystrokes, the keyboard is extremely durable. Compatibility: Windows 2000/2003/XP/Vista/Win7/Win8/Win10, compatible with any type/version cpu. GKB104 Gaming Keyboard,