The CoachComm headset used by the vast majority of FBS coaches has a severe vulnerability
Wireless headsets have become the norm in college football. CoachComm LLC claims to have 97% of the market share of FBS programs. The best known competitor is Westcom Wireless. Westcom recently had a case dismissed where the plaintiff, CoachComm, claimed that Westcom was advertising false information and patent claims.
Source: mgoblog.com