Ohtani will use new wristband pitchcom to call all his own pitches
College Baseball Was On the Clock and Chose an Electronic Wristband
Mets give mixed reviews of new PitchCom device for pitch signals
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MLB Signs on to In-Game Usage of Wearable Pitch-Calling Devices
Mets give mixed reviews of new PitchCom device for pitch signals
Mets give mixed reviews of new PitchCom device for pitch signals
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MLB: PitchCom Wristbands catchers wear to signal pitches explained
Astros use PitchCom to transmit signs for first time