Definition of 5.1 channel

What does 5.1 channel actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.
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High Definition (HD) TV and Live Feeds

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Using 5.1-channel system

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Fluance Elite High Definition Compact Surround Sound Home Theater 5.1 Channel Speaker System Including 2-Way Bookshelf, Center Channel, Rear Surrounds and DB10 Subwoofer - White (SX51WHC) : Electronics