VicTsing Wired Keyboard with Rainbow Backlit and Spill-Resistant Design

Rainbow LED-backlit lighting effect Ergonomic keyboard design & responsive feedback wired Keyboard with ergonomic wrist rest  19 non-conflicting keys & 8 multimedia keys Easy operation & broad compatibility Win XP, Win7, Win8, Win10, Vista7, Vista8 Linux, and Mac OS. (Multimedia functions are not available for Mac OS) This gaming keyboard is endowed with two backlit modes: stable rainbow mode and breathing rainbow mode. What’s more, backlight brightness can be switch between high and medium level for your preference. Convenient Shortcut KeysFN+F1=Mute, FN+F2=Volume Down, FN+F3=Volume Up, FN+F4=Play/Pause, FN+F5= Previous Track, FN+F6 =Next Track, FN+Num2=Brightness Down/Constant Brightness, FN+Num8= Brightness Up/Breathing BrightnessWIN Lock Key1) Press FN and F12 simultaneously to lock WIN key with the LED indicator light on.2) Press FN and F12 simultaneously again to unlock WIN key with the LED indicator light off.