Taking your tunes into the watery depths, the Sony NWZ-W273 waterproof MP3 player is decent enough on land but does it pass the swin test? For runners, riders and gym lovers whipping a phone or ...

Case in point: MP3 players ... At this point, there are really only two major players in the high-end portable music space: Astell & Kern and Sony (where the Walkman brand still lives on).