1. Low power consumption, suitable for battery-powered 8-channel GSM alarm module
2. The 3G version is compatible with 2G networks and can be used in the United States, Australia, Europe, Chile, Singapore and other countries.
3. This product can be powered by DC power supply or by battery (the battery is not included in the product package)
4. Eight-way alarm detection, each alarm SMS user can set different content by himself
5. You can choose the input port as NC or NO mode alarm
6. Up to 6 groups of called numbers can be set. When the alarm input has a trigger signal, an alarm message will be sent to the alarm number, or the alarm will be called directly
7. Application scenarios: mainly home security, warehouse security protection, remote monitoring of industrial standby status, remote unmanned sites, security protection (connection to various switch signal output sensors such as human detection, smoke, fire, water level monitoring, and gas)
8. Support low battery alarm
9. Support sleep power saving
10. Working voltage: DC5V-DC15V