1. The USB is only for the RGB light, when you plug the USB, the LED will work.
2. If you don't want it on, just don't plug the USB cable in.
3. Our package includes the splitter cable (2 audio jacks)
4. When using the Gaming Headset for PC, please use the splitter cable.
5. 1 is for the microphone and 1 for audio.The green wire goes into audio and the pink wire goes into the mic jack.
Speaker Size: 40mm
Jack port: 3.5mm
Cable Length: 2.0M+/-15%
Microphone Impedance: 2.2k
Frequency Range: 20Hz-20 KHz
LED Working Voltage: DC5V
Microphone Sensitivity: -38+/-3dB
headset Jack: USB+3.5mm
Package weight: 427g
Packing size: 185*103*230mm
1 x Gaming Headsets
1 x User Manual