REDRAGON H818 Operation Instruction Manual page 5

7. Connecting to Xbox ONE
(Xbox ONE)
1）Connect headset to game pad of Xbox ONE by 3.5 audio cable(E) , the headset
now is turn to wired connecting status, power control button will be out of work.
2) X BOX ONE output audio settings：
7.2.1) Click "All settings" in main menu