If you'll recall, along with its pre-CES unveiling of new gaming and lifestyle headsets, Turtle Beach promised a bigger "surprise announcement" for day one of the show here in Vegas. Well, it's just spilled the beans on an impressive new duo of Xbox-oriented (and PlayStation compatible) Ear Force wireless gaming headsets. Meet the XP400 with Dolby 5.1 virtual surround sound and the identical, but stereo, XP300. We're told that they're essentially the younger siblings of the company's
