When a telephone entry system or intercom is not practical the Call Box is the solution. The Call Box provides wireless two way communication between a visitor at a gate and staff in the office, factory or yard. Staff can then remotely activate the Call Box to open a gate operator or a door strike permitting the visitor access. Multiple Call Boxes can be used at a single site and can be controlled by one or more Remote Transceivers. The Call Box provides flexible two way communication that satisfies the most demanding applications.

The Call Box utilizes the commercial business band and has a two mile range. The Call Box may be tuned to a customer's existing radio receivers, saving them additional money.

The Call Box is provided with a weather tight enclosure that can be mounted to a post or wall. The Call box can operate on batteries or a plug-in transformer. Solar power is available where practical. Multiple Call Boxes can be located on a single site  to provide communication at multiple gates, doors or various locations.

Interior Call Boxes are available to provide communication in stores, factories, stairwells or wherever communications is required.