MLB to test pitcher-catcher transmitter with Ports, Nuts to combat cheating
MLB news: Teams testing audio system to prevent sign stealing - Sports Illustrated
MLB Playing With Tech to Allow Catchers to Electronically Signal Pitchers
Rays tuned in to new electronic pitch-calling technology
Mets give mixed reviews of new PitchCom device for pitch signals
Sign of times: MLB gives OK to electronic pitch calling - NBC Sports
College Baseball Was On the Clock and Chose an Electronic Wristband
Mets give mixed reviews of new PitchCom device for pitch signals
College Baseball Was On the Clock and Chose an Electronic Wristband
MLB pitchers allowed to use PitchCom during regular season - ESPN
Sign of times: MLB gives OK to electronic pitch calling
Everything you didn't know you need to know about MLB's new rules
Wondering how PitchCom works? Check out HR's and Dan's demo in 42