With KKmoon 7 Wired Video Door Phone System, Visitor Can Use Call Panel Calls, Then You Use Indoor Monitor Unlocking, Monitoring Compatible with DC 12V Electric Lock (not included). Support Visual Intercom It Supports Communication Between Indoor Monitor And Outdoor Camera, But Also Supports Communication Between Monitor And Monitor. Rainproof Design Can Be Installed Outdoors, Do Not Worry About Being Drenched By Rain. It Also Can Work Well Even In Bad Weather. IR Night View IR LED Offset Lighting Can Obtain Better Evening Viewing, It Helps You Identify The Visitors Even In The Dark Night. Features: *Consist of 1*7inch indoor monitor + 1*infrared outdoor camera. *Clear image display with 800*480 LCD screen and 700TVL color CMOS. *Support visual intercom, unlock, IR night view and rainproof. *Intercom/ring volume, brightness and contrast adjustable. *Compatible with DC 12V electric lock (not included). Monitor Specifications: Display: 7inch TFT LCD screen Resolution: 800*480(RGB) Ring Number: 16pcs Connection Cable Length: 5M Material: ABS plastic Monitor Size: 24.1*15.2*2.6cm / 9.49*5.98*1.02in Monitor Weight: 418g / 14.77oz Camera Specifications: Image Sensor: 0.3MP CMOS Resolution: 700TVL Light Sensor: Built-in IR Led: 4pcs, auto on/off Mini Illumination: 0 lux (IR on) Rainproof: Support Material: Aluminum alloy Shell Material: ABS plastic Camera Size: 12.7*5.3*4.6cm / 5*2.09*1.81in Camera Weight: 188g / 6.64oz Package Information: Package Size: 26.9*18.6*11cm / 10.59*7.32*4.33in Package Weight: 1151g / 2.54lb Package List: 1 * Outdoor Camera 1 * Indoor Monitor 1 * Mounting Plate 1 * EU Power Supply 1 * Connection Cable (5M) 2 * 4 Pin Spared Cable 1 * 2 Pin NO Lock Cable 1 * Bag of Screws 1 * User Manual (English)