Introduction: In most cases, the GSM Burglar alarm systems are often more flexible on the choice of the installation places than the pstn Burglar alarm systems.
The stability of the gsm Burglar alarm systems, depends on the gsm signal strength, so please take into account the places with better gsm signal as the ideal installation places before the installation.
For security consideration, GSM and PSTN dual network Burglar alarm systems just like the ISG-9000, usually performs much better than single network Burglar alarm systems (like, GSM Network Burglar alarm systems/PSTN network Burglar alarm systems).
This ISG-9000 GSM Burglar alarm systems supports maximum 99 wireless zones and 2 wired zones, suitable for almost all of the security projects, with the key-board and LCD touch screen, it's quite easy to operate. Model: ISG-9000 (ismart-china GSM Burglar alarm systems with LCD touch screen and key-board)
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