Product Profile
GSM PSTN Dual Network Burglar Alarm System
Product Specifications
- This GSM plus PSTN model provides double phone line protection. It can automatically switch GSM/PSTN network if one of them failure. Auto Dial up to 5 phone numbers with "Listen In" and "Two Way" capability, support wired and wireless zones, arm/disarm/Listen-in by remote control, Ideal for House, Office, factory and any other places.