Version: 2008
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Photos: Sony NWZ-A820 Walkman

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Mystery USB
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April 1, 2008 3:13 PM PDT

Mystery USB

The bottom of the Sony NWZ-A820/A720 Walkman offers a standard 3.5mm headphone jack and a proprietary USB dock connection. If you lose Sony's unique USB cable, expect that a replacement won't come cheap.

Photo credit: CNET Networks/Corinne Schulze

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