How many zones can be added to the DSC Impassa?
The Impassa has room for up to 64 wireless zones. The wireless zones are used for things like door/window contacts, motion detectors, smoke detectors, and flood detectors. In addition to that it can connect to 16 wireless keys, 4 wireless keypads, and 4 wireless sirens. The Impassa features 2-way wireless so it is compatible with all 433mHz DSC wireless devices.