Sonos certainly isn't the first company to have a networked digital music player, but it's the first one to understand networking. This became obvious when I loaded the software on a PC and it gave me the option to play music stored on a network share — in my case, a LinkStation network-attached storage (NAS) device from Buffalo Technology Other systems might let you play music off a NAS, but only the Sonos Digital Music System lets you do it so elegantly.
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