The Sony NWZ degree offers a rate of the best non-Apple MP3 players around, however its names do Sony no favors. NWZ-A865 and NWZ-S675 are about as essential as the titles for various shades of dull on a paint outline. It’s hard to get unreasonably amped up for a MP3 player called the Sony NWZ-B173, yet it has highlights that make it worth reviewing, especially for lively types.The Sony NWZ-B173 is a barely higher-end searching unmistakable choice for the B162, researched a year prior. In any case, the stray pieces are the same. It’s for the most part the degree of a cigarette lighter delayed by a centimeter or two and one end pops off to reveal a full-measure USB connection. Stick this into your PC and you can drag "n" drop music archives, and charge the internal battery.