Description:
-Transmission method: Berade USB
-Number of keys: 108s
-22 light backlight colors
-Key stroke: 4.0 mm
-Button strength: 60 + 10g
-Key life: about 50 million times
-Rated voltage/current: DC 5V/250mA
-Product Size: 435(L)x123(W)x38.5(H) 0.5mm
-Hand rest size: 435(L)x68(W)x 14.5(H)+0.5mm
-System Requirements: Vista/Windows 7, 8, 10/Mac

Dual mode:
1. Button dual mode design default lighting mode as "light effect mode" and "multimedia mode"
2. Operation mode: long press for 3 seconds to enter the multimedia mode, the button light is off; the light effect mode, the button light ison

Multimedia mode (press):
1. Adjust the volume
By pressing the button, you can adjust the volume of your headset or speaker, or press the button to mute them
2. Rotate Knob to Decrease Volume/Turn Down Knob to Increase Volume
3.M1 for Last Song, M2 Play/Pause,M3 Next Song

Light effect mode (spin):
1. Turn on The Lighting Effect
Click the button to enter the light effect mode and store up to 19 light effects.
2. The Brightness
By the button, you can adjust the brightness of the backlight or turn off the lights
3. Your customized lighting effect
Press M1 (or M2/M3) first, and then hold the M1 (or M2/M3) button and the lights of the keys are off, you can adjusted your lighting effect by pressing the keys you want, then press the M1 (from M2/M3) to be confirmed

Fn Key Purpose:
FN + F1 (My Computer)
FN + F2 (Search)
FN + F3 (Calculator)
FN + F4 (CD player)
FN + F5 (previous song)
FN + F6 (Next song)
FN + F7 (play/pause)
FN + F8 (stop)
FN + F9 (mute)
FN + F10 (volume reduction)
FN + F11 (volume up)
FN + F12 (Lock/Unlock Full Keyboard)
FN + → (speed plus)
FN + ← (speed reduction)

Package:
1 * Wired Mechanical Keyboard
1 * Hand Rest:
1 * manual