Tritton Technologies has long made excellent and versatile Dolby Digital headsets.  However, the previous standard, the Tritton AX Pro with it's four drivers in each ear was a bit beyond what many gamers were willing to pay at around $180.  The new Tritton AX 720 comes in at $129.99 (at BestBuy) and retains the great versatility of the AX Pro in supporting PC, Mac, Xbox 360, and PlayStation 3.