What's up with those catchers' wristbands in MLB?
Wristbands For Pitchers? Some Colleges Embrace New Way To Call Games — College Baseball, MLB Draft, Prospects - Baseball America
Mets give mixed reviews of new PitchCom device for pitch signals
Marketing and Sponsorship: Big problem, tiny solution: PitchCom helps MLB make stealing pitch signals a sign of the past
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Sign Of Times: MLB Gives OK To Electronic Pitch Calling
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What's up with those catchers' wristbands in MLB?
Like 'playing a video game': Phillies seeing the value in new tech that transmits pitch signals
MLB approves electronic pitch calling
New NCAA wristband rule could block sign stealing
Wristbands For Pitchers? Some Colleges Embrace New Way To Call Games — College Baseball, MLB Draft, Prospects - Baseball America
Mariners Simplify Pitch Signals With New Wristband Technology
MLB: PitchCom Wristbands catchers wear to signal pitches explained
How baseball's PitchCom is changing the college game, LSU
How PitchCom changed the way MLB players communicate - Sports Illustrated
