The wireless repeater module, connected to a translator module or another repeater module, makes it possible to extend the coverage area of the radio system, allowing installation of the wireless system in difficult environments. Two-way communication between the expander and translator guarantees optimum reliability. It is easily configured via RS232 using the configuration software, or via the keypad on the device itself. It automatically optimises the communication frequency and level; the channel is selected automatically. It can manage up to 32 devices via radio (sensors, buttons, sirens, etc.). External power supply. Approved to EN 54-18 and EN 54-25.