Available in black or brown versions, Speck's TechStyle-Classic for iPhone ($35) is a two-piece case and holster set with contrast white stitching and plaid interior fabric lining. The case leaves the iPhone's face almost entirely exposed, as well as the rear camera, much of its top, and its speaker and microphone set on the bottom. Note that the interior plastic of the box used to mount TechStyle-Classic for display can seriously mar the leather…