1. Processor: HI3518E
2. Operating system: LiteOS
3. Lens pixel: 720P
4. Screen specification: 4.3-inch IPS LCD screen
5. APP: Support Android/IOS
6. Battery capacity: 3500mah
7. Wide angle: 170 degrees
8. Support functions: infrared night vision, automatic camera, monitoring intercom, motion detection
9. The upper limit supports 32G memory card
10. Support door thickness 35-120MM
11. Language: English/Chinese
12. Suitable for door hole diameter: 14-50MM
13. Use ambient temperature: -20 to 55 degrees Celsius
14. Wireless WiFi: IEEE802.11b/g/n 2.4GHz
15. Packing list: indoor main unit*1, outdoor sub unit*1, type-c charging cable*1, metal hanging plate*1, screw bag*1, English operation guide*1