Main Features:
1. Support GSM 850/900/1800/1900mhz;   
2. With infrared night-vision Cammera   
3. SMS/MMS/Email/Calling alarm   
4. Take phones and support remote control   
5. Support remote control via SMS or phone   
6. Support fire alarm, sos alarm,etc.   
7. Monitor external power status   
8. Built-in backup lithium battery