Video Doorbell Camera Wireless Door Bell with Free Cloud Storage, PIR Motion Detection, HD Video, Enhanced WiFi Module Chip, Night Vision, 166 Wide Angle, IP65 Full HD Video Doorbell 2-Way Audio Full HD resolution combined with 166 wide angle lens, infrared night vision technology, video doorbell brings you full HD images day and night. Anytime, anywhere, just open the app to quickly see what's going on. Built-in advanced microphone and loudspeaker so you can see, hear and talk to guests in real time via the app anywhere. PIR Motion Detection Humanoid Algorithm Doorbell Camera Built-in PIR sensor, plus with humanoid algorithm , intelligently identifies the human shape in the image to achieve more accurate human detection to reduce the number of false positives you receive. You can receive real-time alarm notifications when guests press the doorbell or trigger the built-in motion sensors. PIR sensitivity is adjustable in the app. Easy Installation IP65 Waterproof Easily setup the wireless doorbell in minutes by connecting to wifi via the app and mounting in your desired location. Camera door bell designed by high-quality covering material and IP65 waterproof. Operating temperature range: -4 F to 122 F (-20 C to 50 C). Specifications. Color: Black Size: 48 * 25 * 134mm Package contents: bell + ding-dong machine Warning. 1 Due to differences in monitors and lighting levels, the actual color may be slightly different from the pictures. 2. Due to manual measurement, deviations may occur.