... a key to shout inhabitant's clipper service ( home security system solution ):2, the Video intercom of video door ... mm)ResolutionD1Minimum illumination0.2Lux(With a Fill Function)Fill light modeWhiteDisplay4.3-inch LCD displayDisplay pixels128*64Power SupplyDC12VMaximum ... control Management Systems,2,home lighting control system,3,home Security Systems, such as: video indoor phone / video outdoor ...