Mariners Simplify Pitch Signals With New Wristband Technology

Sports Cape Cod Chronicle

MLB: Teams allowed to use PitchCom to limit sign stealing

MLB approves electronic device for catchers to signal pitches to eliminate sign stealing and speed up games – Orlando Sentinel

Cincinnati Reds to use anti-sign-stealing technology to signal pitches

Major_League_Baseball

Cincinnati Reds to use anti-sign-stealing technology to signal pitches

Sign of times: MLB gives OK to electronic pitch calling

US10673115B2 - Dielectric transmission medium connector and methods for use therewith - Google Patents

Rays tuned in to new electronic pitch-calling technology

Mets give mixed reviews of new PitchCom device for pitch signals

Major_League_Baseball