Logitech G635 is a premium gaming headset, enhanced with the most advanced Logitech audio technology. Hear more detail with large 50-mm Pro-G drivers, made of woven hybrid mesh designed to reduce distortion. LIGHTSYNC RGB lighting is fully customisable and reacts to in-game action on supported games. For maximum immersion, DTS Headphone:X 2.0 surround sound creates precise in-game positional awareness. Hear enemies sneaking up behind you, sense air attacks or special-ability cues, and enjoy the full cinematic experience of your favourite games. Additional gaming features include a large 6-mm flip-to-mute mic and programmable G-Keys on the headset.Large 50-mm Pro-G drivers Get expansive sound thanks to the Pro-G audio drivers made from proprietary woven hybrid mesh. They deliver an incredible sonic experience, with greater depth and detail, and minimal distortion.Full-spectrum LIGHTSYNC RGB Enjoy fully programmable and reactive RGB lighting by using G HUB software. Program lighting to match your room, rig and style. Or let the 16.8 million colour RGB react to in-game action.Loud and clear 6-mm mic Get amazingly clear and precise voice comms with a large boom mic. Mic+ flips up to mute with a red mute light indicator.Programmable G-Keys Assign custom commands using G HUB on the three programmable G-keys for a seamless gaming and media experience.