This module adds 16 fully configurable input zones to an Omni, Omni II, OmniPro, and OmniPro II systems. The module comes with mounting hardware and cable to attach to the controller. Terminals are provided for 16 additional zones that can be programmed for burglary, fire, temperature or auxiliary inputs. Up to 2 modules can be installed on the Omni II and OmniPro II for an additional 32 zone inputs.