Video Intercom Kit, 4x wire communication

VTH1020J monitor:
7" TFT screen, 1024 × 600
Video intercom function: Unlock, voice call, video call, volume adjustment
System Capacity：2 door stations + 3 indoor monitors
Multiple bell sounds
Supports digital wide dynamic range (DWDR)
Communication Mode: Analog
Power Supply: DC 12V/2A, included
Installation: Surface mount, Bracket (included), indoor

VTO1000J entry panel:
Camera: 1.3MP CMOS
ICR auto switch, Auto IR illumination LED
Field of View: 70° x 40°
Built-in microphone and speaker
Powered by indoor monitor
Installation: Surface mount, Rain cover included
Protection Grade: IP66 (Apply silicon sealant to gaps between the device and the wall. Liquid sodium silicate is recommended)
Operating Temperature: -30°C to +60°C