SY-38 4.3 inch WIFI Doorbell Viewer Support Night Vision & Motion Detection & Remote Voice

1. Visitors automatically take photos and videos by ringing the doorbell
2. This product has three built-in infrared LEDs, supports two-way audio, with noise cancellation
3. Easy to install without any cables, just Wifi connection
4. APP: Support Android/IOS
5. Operating system: LiteOS
6. Screen specifications: 4.3-inch IPS LCD screen
7. Display resolution: 2.0MP-1920x1080
8. Lens pixel: 1080P
9. Battery capacity: 5000mAh lithium battery
10. Wide angle: 170 degrees
11. Maximum support 32G memory card
12. Support door thickness 35-120mm
13. Suitable for door hole diameter 14-50mm
14. LCD size: 136x82x20mm
15. Main body size: 73(L)x65(W)x53(H) mm
16. Net weight: 270g
17. Charging port: Micro-USB
18. Input/Output: Built-in Microphone and Speaker
19. Operating temperature: -20 degrees Celsius - 55 degrees Celsius
20. Relative humidity: 85% (non-condensing)

packing list:
- Indoor host x 1
- Outdoor handset x 1
- Metal hanging plate x 1
- USB charging cable x 1
- Screw Pack x 1
- English operation guide x 1