What does out mean behind gsm alarm host?

Out stands for output at the back of gsm alarm host, which is used to connect one end of contactor coil, live wire to COM port, and the other end to zero line.

GSM alarm is based on the second generation mobile communication technology and adopts high-performance GSM industrial module. In case of alarm, you can automatically dial the preset alarm number and send short messages in Chinese and English. The alarm area can be identified by the short message content; You can remotely deploy/disarm/monitor the live sound by telephone; Suitable for homes, shops, companies, factories and other places.

Brief introduction of gsm alarm

Patrol Eagle GSM alarm system adopts industrial-grade wireless mobile communication network and related digital processing technology, which has been gradually applied in the field of technical defense, and is widely used in security equipment, data monitoring and remote monitoring systems of families, enterprises, residential properties, electric power, transportation, petroleum, coal, railways, municipal administration, public security and other departments.

Using the platform of short message data transmission mode of GSM wireless mobile communication network, the wireless alarm processing and control can be realized conveniently and flexibly in a long distance, and the limitation of wired data transmission mode of fixed telephone or wired broadband network can be solved, and the full wireless alarm can be realized.

GSM MMS alarm system, also known as GSM MMS camera, is an alarm device for intrusion detection using GSM mobile communication technology (GPRS). With the development of GPRS and GSM technology, it is widely used in network coverage. However, due to the low transmission rate, its market is also shrinking. With the popularization of 3G network, 3G alarm will emerge as the times require.