Our ITF Certified Electronic Line Calling System validates every call made by line judges or the chair umpire.
Precisely locates the position of every ball bounce on the court.
Reduces risk of human/ communication errors by giving full control of the challenge system to one person.
New opportunities for sponsorship and advertising with brand exposure during these tense moments.
The review application is simple to use and the certified official can review any call in just a few simple steps.