5 hours, after 3-weeks use battery life has dropped down to 2 hours on full charge. Also make sure that both input and output are set to usb (Astro mix amp pro)Bottom line- this headset was just what I was looking for, usable and great on both PC and PS4. Es lo que esperaba la verdad, no es algo extraordinario pero cumple con su función. Go for these tips without worrying. The sound is rich and full. It is adjustable around the neck and around the head are. The only real issue I have with the M20x at this point is that I cannot hear bass drums very well if they arent mixed loud enough, which is disappointing, as percussion is one of the most important factors in music to me. My setup includes a Universal Audio Twin Duo with Thunderbolt, Cloud Lifter, Rolls headphone amp. You open the box and are greeted with a small black plastic box containing the headphones, as soon as you open it they are ready to pair with whatever device you wished. Le point qui finalement mennuie le plus, cest la molette de controle du son, sur le cable tissé propre au casque et non détachable (dommage).