G535 gives you performance, freedom and comfort for all your gaming sessions. Enjoy advanced LIGHTSPEED wireless, 33-hour battery life(1), and 40 mm drivers for crystal-clear sound. Just 236 grams, an adjustable headband, and soft memory foam earpads ensure all-day comfort.(1) May vary based on user and computing conditions. Battery life is based on headset volume set to 50%Return/Exchange Policy for this product: Please note only unopened packages can be returned or exchanged. In case of a defective item, terms and conditions of the manufacturer's warranty will apply.