Specific Functions
1. Customizable gaming profiles: PF1 ~ PF3
2. Multimedia Keys: Previous, Play/Pause, Next, Mute, Vol Down, Vol Up
3. PC / Game mode: to switch between Game mode and PC mode
4. USB 6-key / N-key Rollover: interchange between 6-key and N-key Rollover
5. All keys Lock: to disable or enable entire keyboard functions