7 Inch Home Intercom Doorbell Hands Free Night Vision Wired Video Doorbell Intercom System for Home 100‑240V AU Plug<br> Item Type: Home Intercom Doorbell<br> Material: ABS<br> Indoor Unit Specifications<br> Screen Size: 7 Inches, 16:9 Display<br> Resolution: Digital: 800x(RGB)x480<br> Viewing Angle: 50° Up, 70° Down, 70° Left or Right<br> Brightness: 200cd/m²<br> Ringtones: Polyphonic Synthesis Ringtones<br> Sensitivity: 58dB<br> Overall Power Consumption: ≤6W(400mA)<br> Standby Power Consumption: <1.1W<br> Power Adapter Specification: DC 15V 1500mA<br> Call Delay: 120S±10%<br> Monitoring Delay: 60S±10%<br> Effective Distance: 200M (5x0.75M m²)<br> Working Temperature: -20℃ ~+55℃<br> Relative Humidity: 10%~85%(KH)<br> Indoor Unit Installation Method: Wall Mounted<br> Outdoor Unit Specifications<br> Infrared Light Lighting Distance: Approx. 5m/16.4ft<br> Gain Control: Automatic<br> Call Delay: 120s+10%<br> Image Transmission Distance: Approx. 200m/656.2ft<br> KW: <2W<br> Power Supply: DC 15V (Provided Directly by the Extension)<br> Camera: HD Color Cmos<br> Working Temperature: -20℃ ~+55℃<br> Gross Weight: Approx. 1058g/37.3oz