7" Video Door Phone Intercom Doorbell with 1pcs 1000TVL Outdoor Security CCTV Camera + 2 pcs Indoor Monitors Home Security Features: 7" color TFT LCD with sensitivity touch panel. No radiation, low power consumption. Infared LEDs fornight vision,more convenient. Rainproofcover design, antioxidative Outdoor Unit with piano bakes lacquer panel. 25 kinds of rings for selection. Intercom between the monitors is available. The Volume, brightness and contrast can be adjusted. Piano bakes lacquer panel design on indoor unit, more fashionable and luxury. Hands free intercom,one-button touch makes perfect experience. Support maximum 1 outdoor unit with 4 indoor units and 2 outdoor units with 4 indoor units. Specifications: 1.Screen: 7" TFT 2.Resolution: 960 * 480 3.Camera: 1/3" CMOS 1000 TV Line 4.Camera lens: 3.6mm 5.Camera viewing angle: 92 degrees 6.Call duration time: 120 Seconds 7.Monitor duration time: 60 Seconds 8.Power consumption: Static state