7 Inch Video Intercom System Outdoor Metal Doorbell Waterproof Cold Resistan Video Door Phone for Home Night Vision Lock Unlock

7 inch wired video door phone system for home1. System supports English Language2. supports monitoring outside without press call button3. Alloy doorbell supports IP65 waterproof ,night vision4. works with electronic lock , it need to install power controller to control electric lock5. 1 monitor supports 1 outdoor doorbell only , monitor connect to doorbell by cables6. supports talk to visitor , unlock by monitor / outdoor doorbell7. this intercom system does not support video recording , no memory cardOutdoor Doorbell 750TVL ,IP65 waterproofPower Supply:Powered from indoor monitorMaterial: MetalNight vision: infrared night visionWaterproof : IP65Camera len angle: 90°Operation Temp: - 30°+ 60°Unlock:By RFID card unlockTutorial on Connecting Electric Locks and Power Controllers1. Excluding electric locks and power controllers2. The doorbell needs 4 cables to connect to the indoor display window.adminAccountId=2677827115;