Item Type: Wireless WiFi Video Doorbell Intercom System. Feature: 1. WiFi Version: 2.4GHz. Number of Infrared Lights: 4. Lens Angle: 70 Degree. Night Distance: 5-10m. High Fidelity Microphone: 2 way audio design, equipped with a high power speaker and high sensitivity microphone, allowing clear and smooth visual communication at the front door.
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