However from what Ive gathered thus far, the developers at Insomniac are clearly fans of the characters from Spider-Mans mythos. I ordered the wrong ear pieces, need to return them Shipping was on time as well. ? Three 2 1/4" drivers and a 6" woofer inside the S1. Theyre awesomeThe only point to add: size comes in slightly larger and I couldnt find a sizing chart on amazon. Great alternative to the more expensive Burkenstock. Now I have to drive it to Kohls, return it, wait 7 days from the time they recieve it to get my money back and then try again. Bose systems are always a sure thing when looking for best sound. So its great for fall going into the winter months. It was garbage when it was brand new, and now, 4 years later, its 10x more garbage.