Sony NW S200F is another ultra-compact MP3-player, but this sport MP3-player with water and shock resistant aluminum body and sports functions, including footstep (pedometer), distance and calorie counters and stopwatch. These features make Walkman NW S200 series ideal choice for active people.

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The "Music Pacer" is a very innovative features that can be activated automatically detect the user's pace of step and change the music accordingly from pre-made playlists. Such as the shift to "Eye of the tiger" (Rocky Soundtrack), when you start running.Sony "s pioneering speed charge feature provides three hours of continuous music playback time after three minutes of charge and becomes fully charged after 45 minutes of 18 hours of continuous playback.