100‑240V HD Outdoor Video Door Bell Doorbell Camera With LCD Display Video Intercom for Home Security EU Plug Item Type: Video Doorbell Material: Zinc alloy, ABS Gross Weight: Approx. 1111g / 39.19oz Display product size: 22.8x16.3x2cm / 8.98x6.42x0.79in Display: IFT LCD 7 inch high definition LCD display Resolution: 800x480 Power Consumption: Standby ≤ 1W, working ≤ 3W Ringtones: 25 polyphonic music Wiring Method: One to one RVV4 core wire connection (or 2 core super five network cable and use as core): One to many indoor unit and indoor unit RVW5 core wire connection (the longest distance is 100 meters) Installation Method: Wall hanging Camera: 1MP high definition camera with super backlight compensation Power Supply Mode: Indoor extension power supply Wiring Method: RVV4 core wire connection Night vision: 4 LED infrared night lights The Best Distance for Night Vision: 0.2-1.0 meters Camera Angle: 90 degrees Operating Temperature Range: -20-+60℃