The ErvoCom Electronic Paging System Flag Set is the professional gold standard in referee communication. Designed to improve match control and focus, this system enables assistant referees to communicate instantly with the referee via reliable radio transmission. Each flag features its own unique ID, reducing the chance of communication errors, while configurable tones and volume adjustments ensure clear and customisable signals. With bi-directional communication, referees receive instant acknowledgement when a signal has been transmitted. What’s Included: 2 ErvoCom electronic flags 1 receiver with detachable arm strap Padded protective case Spare replacement screws & screwdriver Key Features: Highest professional communication standard Immediate transmission acknowledgement Ergonomic pager shape for comfort Battery check on startup & auto shutdown when idle No interference with other systems (multiple sets usable in one area) Volume control (3 levels) & 3 configurable tones per flag Freely configurable system, expandable up to 10 flags Improved battery performance for extended use The ErvoCom paging flag system is trusted worldwide at the highest levels of football, making it the ultimate choice for referees and assistant referees who demand precision, reliability, and top-tier performance.