The Pyramid SVR Vehicular Repeaters are designed to interface between law enforcement's existing high-power mobile radios and a low-power handhelds. When officers have poor or no portable coverage but reliable mobile coverage the Pyramid SVR will repeat the Mobile signal "to and from" the user's handheld effectively extending the range of the low-power handheld to that of the High-Power Mobile, allowing reliable on-scene portable coverage outside the vehicle. Features of the SVR-250 repeaters include 20 channel capabilities, is wide or narrow band programmable per channel, 5mS priority sampling, ESP multi vehicle format, emergency signaling and is SVR-200 backwards compatible.