Features:7 inch LCD screen with no radiation and high quality image.Indoor monitor in glossy case designed for more luxury look.Sensitive touch keypad.8 kinds of chord ring tones for selection.Adjustable ring volume， intercom volume， brightness and chroma.Entrance machine has rain-proof， wear-resistant and aluminum-alloy panel.Camera with infrared light for better night vision.Doorway monitoring.Capable of unlocking the electric-controlled door lock (not included).Hands free intercom talk intercom between camera and monitor， and clear voice.Support: 1camera + 1 monitor; 1 camera + 2 monitors; 2 cameras +2 monitors.Specifications:Entrance Machine Camera type CMOSLens angle 66 Degree wide anglePixel 480 * 234Working current < 400mACalling duration 60S ± 10%Dimensions 175 * 97 * 45mm / 6.9 * 3.8 * 1.8inNet weight 346g / 12.2ozIndoor monitor LCD Screen 7 inch TFT (16:9 Display)Display resolution 480 * 234Monitor duration 60S ± 10%Installation Wall mountingDimensions 240 * 160 * 27mm / 9.4 * 6.3 * 1.1inNet weight 429g / 15.1ozAdapter Type US standardInput 100-240V ~ 50 / 60HzOutput 13.5V - 1.5ADimensions 8.0 * 4.0 * 2.8cm / 3.1 * 1.6 * 1.1inWeight 84g / 3.0ozPackage weight 1275g / 2.8lbPackage size 24.8 * 18.3 * 10.4cm / 9.8 * 7.2 * 4.1inPackage List：1 * Indoor Monitor1 * Entrance Machine1 * Power Adapter1 * Hanging Board1 * A / V Cable1 * User's Manual (English)