To speed up the game, a new NCAA baseball rule allows one-way electronic communication between coach and players.
Vanderbilt used an electronic wristband system for calling pitches
College Baseball Using Electronic Wristbands To Make Pitch Calls
Baseball, softball coaches opting for wristbands instead of
How baseball's PitchCom is changing the college game, LSU
College Baseball Teams Using Wristbands To Send Signals; MLB Next
High School Baseball: Wristbands more common as way to deliver signals
Michael Jordan, the real story of his baseball career
College Baseball Teams Using Wristbands To Send Signals; MLB Next?
The Lasting Sadness Of Donnie Baseball, by Matt Wood
No. 2 Wake Forest Hosts Wofford and High Point in Non-Conference
College Baseball Was On the Clock and Chose an Electronic
A look at Cubs trades in the expansion era: 1977 - Bleed Cubbie Blue
NCAA Baseball Tournament: How the postseason format works
Vanderbilt baseball signee Max Clark selected by Detroit Tigers in