1.Embedded operating system, ARM9 CPU high-performance operation

2. Support WIFl/GSM/4G/GPRs multiple comemunication services

3. Self-contained voice prompts, support for 10 commoniy used national lanpuapes

4.Support access to Grafiti Cloud APP pxsh, Alexa intellipent woice contro

5.elf-contained high-decibel alamms, optional solar-powered outdoor audible and visual alarms

6..uilt-in doorbell function

7.Emergency help

8. Seif-contained tamperproof alamms Function

9. Arming door and window not closed waning