Boosts the range of all Ajax security system devices. ReX is the radio signal range extender that boosts the range of all Ajax security system devices and manages their communication with the hub. The intelligent radio signal range extender enables users to place Ajax devices at a considerable distance from the hub for protecting multi-story offices, detached buildings, and even production plants. Connecting 5 ReXs to the security system extends its coverage to up to 35 km². - Transmits alarms in 0.3 seconds - Manages the devices if the hub connection is lost - Communicates at a distance of up to 1800 m - Operates up to 35 hours on the back-up battery