There are four distinct hardwired zones, and each one can choose a different alarm sound. Ten leaning arm, disarm, stay arm, and 24-hour zone remote controls Up to 30 wireless detectors and 10 remote controls can operate in a single wireless zone. Support six SMS numbers and six voice call numbers (exclusive to Z4K) Through the incoming call, the authorization number can regulate the relay output. Programmable alerts for arm and disarm or power outages Battery charger that operates automatically Warning of AC power loss Integrated speaker output and high power sounder 24-hour zone that can be programmed Part arm for the alarm system's active sensor