71 headset wireless headset xbox one headset ps4 headset stereo pc headset design over ear type closed transmission modes wireless bluetooth type of connection micro usb bluetooth version bluetooth 20 radio range 10 m sound modes surround headset 71 software type of headphones headband features onoff switch microphone function rechargeable sound system dolby surround headphone transmission range 20 20000 hz sensitivity 118 dbmw headphone