
2
2.1 PIR(Pyroelectric Infrared Sensor): A message or a call will be sent to mobile
phone if somebody moves in front of the device.
2.2 IR night vision : It will turn on when illuminance less than 2Lux.
2.3 Mic: Sound collecting and voice intercom.
2.4 Button: Turn on the device, notify visitor to the user and connect Dingdong.
2.5 Lens: Video collecting.
(1)The system is waiting for WIFI connecting when blue indicator slow blinks.
(2)The system is working correctly after pressing the doorbell and blue indicator
(3) The system connected with WIFI failed after pressing the doorbell and red
2.7 Speaker: System prompt and voice intercom.
2.8 Anti-theft Screw: To avoid the device be disassembled.
2.9 Reset: To reset the device in the case of a system jam or crash.
2.10 Battery: Install 18650 battery.
2.11External Power: Connect the external power hole to get electricity.
2.12USB: Charge the device.
2.13External power hole: Connect it with AC power inside wall to supply power to
2.14 Slot: Install the device to the bracket.
2.15 Fixed hole: Install the bracket to the wall with screw.
How to connect the external power cable:
(1) Insert the AC/DC 8V-24V negative wire and positive wire to the fixed hole
(2) Fix the back cover of doorbell and install the doorbell after punching 4
holes on the wall or door.
(3) Tighten the bell with fixed cover.