Dual Mode：

1.Knob dual mode design default lighting mode like “light effect mode “and “multimedia mode”
2.Operation mode：long press for 3 seconds to switch the multimedia mode ,the knob light is off; the light effect mode, the knob light ison

Multimedia mode（press）：
1. Control the Volume
By rotating the knob, you can adjust the volume of your headset or speaker, or press the button to make them mute
2.Rotate The Knob Up to Decrease the Volume /Rotate the Knob Down to increase the Volume
3.M1 for Last Song,M2 Play/Pause,M3 Next Song

Light effect mode（spin）：
1. Switch The Lighting Effect
Click the button to switch the light effect mode and store up to 19 lighting effects.
2. Adjust The Brightness
By rotating the knob, you can adjust the brightness of the backlit or tum the lights off
3. Custom Your Lighting Effect
Press M1 (or M2/ M3) firstly, then press and hold the M1 (or M2/ M3) button until the knob indicator flashes and the lights of the keys are off, you can custom your lighting effect by pressing the keys that you want, then press the M1 (or M2/ M3) to confirm

FN Key Purpose：