1. Sensor device: 1080P CMOS sensor
2. Lens: 4G wide-angle 2.2mm lens
3. Viewing angle: 120 degrees horizontally, 150 degrees diagonally
4. CMOS performance: support automatic white balance, automatic gain control, automatic backlight compensation
5. Standby time: about 6 months (10 wake-ups per day, 30S each time)
6. Day and night conversion: automatic switching of dual filters
7. Infrared distance: 850nm infrared, effective distance 5m
8. Matching Dingdong machine: built-in 433.92MHZ RD standard communication protocol
9. Network configuration method: QR code distribution network + sound wave + wifi fast connection
10. PIR human detection: support PIR detection wake-up
11. Standby power consumption 220uA, working power consumption 1.5W
12. WiFi: 2.4GHz
13. Support full two-way real-time call, remote wake-up.
14. Power supply: two 18650 batteries 4400mAH (built-in)
15. Mobile client: support ios11.0, Android 6.0 and above
