Features: Brand new and high quality System compatibility:With IBM PC win98SE/Me / 2000/XPIMISTA/Windows 7 / WIN10/WIN11 Android and MAC system compatibility. Keyboard key function:Support 6 kinds of dazzling backlight effects. FN+DEL colorful horse racing: RGB running water backlight power on default.FN+Insert spectrum: spectrum color automatically circulates.FN+Home monochrome:7-color monochrome cyde switching Press to switch one color ata time.FN+Page up: light wave mode:FN+End breathing mode: colorful circular breathing6.FN+Page Down: backlight off/on. Support FN+or FN+ to adjust backlight brightness.Support FN+ or FN+ adjust backlight playback speed, support spectrum/wave/horse racing/breathing.FN+WIN-L_ lock WIN&APP function Press FN+WIN-L to lock WIN and APP at the same time, and press to unlock again. Compound function key switch:FN+F1= Multimedia playerFN+F7 = Pause/PlayFN+F2= Volume -FN+F8= Next songFN+F3= volume+FN+F9 = MailFN+F4 = MuteFN+F10= HomeFN+F5 = StopFN+F11=Keyboard lockFN+F6 = Previous songFN+F12= Favorites Specifications: Specification item:104 key RGB back lit game keyboard Color: White, Black (optional) ABS pudding key cap:Translucent design, lamp effect more bright Connection method:Wired Connection Interface Type: USB Luminous Type:RGB glow Product type:Membrane keyboard Number of keys:104 Keys Button life:50 million times or more Operating Voltage:5v5% DC Working current:160mA(MAX) Key cap material:ABS pudding key cap Multimedia:Support FN+12 key combinations Number of keys without conflict:Support key conflict-free 25. Product line length:1.75M Keyboard weight:645g Product Size:44x14x3.7cm Package weight:823g Package Size: 47x17.5x4.6cm Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Gaming keyboard 1 x English User manual