*2. Built in powerful CPU master based on 32-bit Cortex-M3 core.
*3. Support up to 99 learning/storage location for remote control and wireless detector
*4. Support 5groups alarm phone number setting, can set the SMS open/close, dialing open/close respectively.
*5. Support APP remotely control.
*6. Max 20 seconds voice alarm recording.
*7. Built in 3.7V/500mAh Li battery, when the power is off, the host will alarm.
*8. GPRS networking real-time, get the latest working status anytime, alarm automatically while offline.