Logitech G935 Lightsync Wireless Gaming Headset Ultimate sound science. The most advanced audio technology delivers the ultimate wireless sonic experience. 50 mm Pro-G audio drivers and DTS Headphone:X 2.01DTS Headphone:X 2.0 create the most expansive, detailed and immersive soundscapes ever. G935 gives you the best of both worlds with the option to game wirelessly or wired. Play on 2.4 GHz wireless for up to 12 hours per charge without lighting or 8 hours with default lighting. Keep playing while charging the battery via USB cable. Alternatively, the 3.5 mm analogue input gives you the freedom to play wiredon console, mobile or PCwithout needing battery power.