QB wristbands a trending NFL topic after Carroll's comments
Do college and pro quarterbacks receive plays from the sideline by a radio in their helmet? How about defensive captains? - Quora
Do college and pro quarterbacks receive plays from the sideline by a radio in their helmet? How about defensive captains? - Quora
When Interference Occurs Before the Ball Is Snapped - The New York Times
X12MR Coach-to-Player Helmet Receiver
Do NFL quarterbacks wear headsets in their helmets? If so, what kind of information is conveyed through their headsets during a play? - Quora
Helmet Cameras Would Put NFL Fans in the Middle of Everything
Do NFL quarterbacks wear headsets in their helmets? If so, what kind of information is conveyed through their headsets during a play? - Quora
Do NFL quarterbacks have radio receivers in their helmets to get play calls from sidelines? If so, do other positions have the same technology? - Quora
Before helmet headphones, did quarterbacks have to walk to the head coach each play? - Quora
Do football players have speakers in their helmets? - Quora
What do the wristbands on quarterbacks say? Any examples? - Quora