Extreme sound-stage, check. Very good quality for a steal of a price! Arctis 5, my favorite headset so far and Ive tried several! I think they are slightly overpriced for what they are, you can get much better-sounding headphones elsewhere; however, they don?t have the appeal factor to kids like these. thats an accomplishment for him?? A 12mm 1. It does have a benefit of making songs with lower levels of bass exciting to listen to though. Good quality item, value for money, you get what you pay for. Now I will have bodywork repairs to the car and the cost of a new board. WHAT I DISCOVERED WAS THAT THE METAL LEGS ARE A LITTLE SMALLER ON (2) OF THEM, BUT ALL THE TOP SHELF BOARDS ARE ALL THE SAME SIZE.