alarm,GSM Alarm System
Category: Alarm System
Adopt three bands, gsm 900Mhz, 1800Mhz and 1900Mhz, can alarm remotely without the limit of distance.
Support gsm/CDMA, and English and Chinese SMS to control system and motion detecting and arm/ di ...
Keyword : GSM Alarm System | GSM alarm | Alarm System | home alarm system | alarm