Feature: 1. Support for Tuya APP control and Wifi control, you can also use password, fingerprint and IC access card to open the door. 2. 7in color TFT LCD has no radiation, low power consumption and high definition. Can be directly connected to ordinary electric locks, with unlocking delay settings. 3. A variety of different door bell sounds, monitor volume, brightness and contrast are adjustable, which can be used in family apartments, villas, hotels, offices, and public buildings. 4. The monitoring system supports English/Swedish/French/Spanish/German/Italian, the camera has a 92° angle of view, with a rain cover. 5. The indoor monitor can support the connection of 5 mobile APP users, support for IOS/for Android system mobile phones, and then the mobile phones can be viewed and unlocked. 6. Infrared night vision high‑resolution access control camera, easy to install, stable wired connection, suitable for home security. 7. It can be controlled and unlocked in real time through a smart phone, with two‑way audio, snapshot, and video functions. Specification: Item Type: Video Doorbell Material: ABS Usage: Can be used for apartment, villa, hotel, office, public building video doorbell Doorbell Parameters Power Supply: Powered by the indoor monitor, if it is a digitally controlled electric door lock. Please connect one more power supply Camera: AHD/CVBS LED: 850nm IR LED Power Consumption: Standby 2W, Unlock 12W Night Vision Distance: Approx. 3m/3.28yd Effective Distance: Approx. 100m/109yd (4x0.75mm²) Angle: 92° Working Temperature: -10-50℃ Doorbell Size: Approx. 155x95x55mm/6.1x3.7x2.2in Monitor Parameters Power Supply: DC 15V/2A LCD: 7in TFT 1024x600 Effective Area: Standby 3W, Unlock 8W Touch: Multi-Point Capacitive Touch Screen Talk Time Delay: 60s±10% Monitoring Time Delay: 60s±10% Indoor Monitoring Function: Automatic Photo, Visitor Record Memory: Maximum Support 32G memory Card (not include) APP: Support Up to 5 Users Working Temperature: -10-50℃ Monitor Size: Approx. 209x133x18mm/8.2x5.2x0.7in Voltage: AC100-240VConnecting Line: Approx. 5m/5.47yd Remote Control Battery Type: 27A/12V dry battery x 1 (not include). Package List: 1 x Doorbell2 x Monitor 1 x Power Controller2 x Power Adapter5 x Access Control Card1 x Remote Control2 x Connection Line (5m)4 x Terminal Line16 x Expansion Screw2 x Screw Kit1 x Network Port Line2 x Manual Note: 1. Do not place the product in an environment that is too corrosive, humid and high temperature!2. Please supply power according to the operating voltage, using other voltages may cause fire and product damage!