1.The USB is just for the RGB light, when you plug the USB, the LED will work.
2.If you don’t want it on, simply don’t plug the USB cable in.
3.Our package include the splitter cable (2 audio jacks)
When the Gaming Headset use for PC, you need to use the splitter cable.
1 is for the microphone and 1 is for audio.
The green wire goes in audio and the pink wire in the mic jack.