... 433Mhz wireless sensors (8 sensor Zones), such as door magnet, PIR sensor, smoke sensor, gas sensor etc. The SimPal-B3 can report alarm ... 16pcs) wireless sensors, SimPal-B3 can send SMS or make audio call to alarm. It can work with door sensor, PIR detector, Smoke ... SMS, also can set temperature range and alarm to user’s mobile phone.l Wireless siren (Optional): SimPal-2 can work with ...