H3 GSM alarm system adpots the up-to-date digital sensor and transfer technology. It integrate buglar, and fire/gas protection for smart alarm system. The system support voice, SMS. The users can control the H3 alarm system APP anytime and anywhere for Arm/Disarm, monitoring,query status and so on.
What's new in version 1.5
1. Fix the delay time and the number of dial-up interface issues