Feature: 1. Multifunctional: This Wired Video Doorbell supports smartphone real time control, unlock, 2 way talk, snapshot, recording, support for TUYA and smart APP. English, French, Spanish, German and Italian are supported. 2. Motion Detection: Camera Doorbell supports motion detection, video recording to memory card, motion recording time 10s‑300s, support information push to smartphone (visitor presses the call button or motion detection). 3. Adjustable Volume: Remote Video Doorbell supports separate adjustment of doorbell volume, display volume and ringtone, the display has 10 ringtones, supports clock mode, and supports connecting up to 6 monitors (1 master monitor and 5 slave monitors). 4. WiFi Video Doorbell: The monitor connects to the doorbell via a 4 pin cable, and the monitor connects to the network via WIFI. Support to connect 5 mobile APP users, support for iOS, for Android system mobile phones, and then the mobile phone can be viewed and unlocked. 5. Excellent Outdoor Unit: The outdoor unit is anti oxidative and wear resistant, equipped with a rain cover, which is more convenient for wall installation. The outdoor unit adopts AHD720P, 1080P camera. It can be directly connected to a non electric lock, with an unlock delay setting. Comes with power supply and terminal line, you can install it yourself. Specification: Item Type: Wired Video Doorbell Material: ABS, Metal Voltage: 100-240V Display: 7inch IPS (16:9) Resolution: 1024(H) X 600(V) Unlock: Support Mobile Phone and Tablet Unlock Additional Memory: Support Additional Memory Card (Maximum 32GB, Not Included) Touch: Yes WiFi: Yes RJ45: Yes Power Supply: DC15V Mounting: Surface Mount Camera: Camera Sensor: 1/3 Inch Viewing Angle: 92 Degree Camera: AHD CVBS Night LED: 850nm IR LED Rain, Dust and Damage Proof Mounting: Surface. Package List: 1 x Indoor Monitor1 x Camera1 x Power Cord1 x 4 Core Terminal Wire1 x RJ45 Terminal Line3 x Unlock Terminal Line8 x Screw8 x Screw Expansion Tube1 x Manual