Feature:
Sensor: 720p GC1054 CMOS sensor

Lens: 120 ° wide angle lens
Sensor performance: support automatic white balance, automatic gain control, automatic backlight compensation
Signal-to-noise ratio: ≥ 39dB
Minimum illumination: 0.8Lux/F1.4 (color mode), 0.3Lux/F1.4 (black and white mode)
Night vision: automatic switching of two filters, six 850nm Φ 28Mil high-power infrared lamp
Human figure recognition: the human figure will be recorded automatically when it is detected (if it is not detected, the human figure will go into sleep automatically)
Video format: MP4 (H.264)
Video size/frame rate: 720P/20fps
Video recording method: 1. Mobile detection video; 2. Press the key to trigger the recording; 3. Preview the video
Battery type/capacity: 18650 cell 2600mAH * 2=5200mAH
Network protocol: TCP/IP/HTTP/TCP/UDP/DHCP/DNS/DNS/NTP/RTP/P2P
WIFI connection: 2.4GHz wifi, support (802.11 b/g/n)
Dingdong: support RF 433MHZ Dingdong
Working voltage: 3.7V 18650 lithium battery
Working current: working current 280mA, sleep standby current 0.8mA
USB charging voltage: DC 5V/1.5A
Storage temperature (℃): (0 ℃~50 ℃)
Operating temperature (℃): operating temperature: - 10~70 ℃, operating humidity<95%
Wake-up mode: 1. doorbell button wake-up, 2. PIR detection wake-up, 3. mobile phone active wake-up
APP access doorbell rules: 1 main account+8 shared accounts=9 users can connect to the doorbell, only 3 users can preview the screen at the same time, and only one user can talk to the doorbell at a time
Purpose: Guests can make video and voice calls and make short videos when visiting. The host can know the information of visitors without opening the door

Description:
1. Wireless connection, ultra-low power consumption, remote active wake-up, and simultaneous online viewing of multiple accounts;
2. Infrared night vision, the best effect is 5 meters, and the longest distance is 20 meters;
3. PIR mobile detection, sensitivity adjustable detection distance, the best 2 meters, the farthest 4 meters (affected by ambient temperature and light);
4. Support cloud storage function (hardware without TF card function);
5. Video recording duration: ① When the mobile detection is started or the doorbell is pressed during a visit, the video will be recorded for 20 seconds at the same time, and the backdoor bell will automatically enter the sleep mode. After entering the sleep mode, the mobile detection is started or the doorbell is pressed, and then the video will be recorded for 20 seconds; ② Each time the mobile APP enters the preview video, the duration is limited to 3 minutes, and the video is stopped after 3 minutes;
6. IP65 waterproof grade.

Package includes:
1 x Doorbell
1 x Chime
1 x Installation Package
1 x double-sided adhesive tape
2 x 18650 lithium battery
1 x charging data cable
1 x Instructions