G535 is designed for low-latency performance, freedom from wires and lasting comfort for all your gaming sessions. Enjoy advanced LIGHT SPEED wireless, 33-hour battery life,May vary based on user and computing conditions. Battery life is based on headset volume set to 50%. and 40 mm drivers for crystal-clear and booming sound. Weighing just 236 grams with an adjustable headband and soft memory foam ear pads to ensure all-day comfort.