Article: Big-league headsets go back to high school; A new wireless communications system for the high school gridiron means coaches can look more like their NFL counterparts.(BUSINESS)

Byline: Matt McKinney; Staff Writer

What does it take to win a Super Bowl? Luck, hard work and, these days, a good set of headphones. Big ones. Authoritative-looking. Usually good for one or two quick rips off the head for dramatic effect when the ref makes a close call.

The headset worn in the National Football League today is the cornerstone of a communications network radiating from the head coach to his assistant coaches, each of them feeding a conversation that builds fresh intelligence as the game unfolds. The professional headsets aren't cheap, but the Minnesota company that provides NFL teams with headsets now has made a simplified version that ...

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