1, lcd cctv monitor. 2, Durable metal material. 3,3D Full Screen. 4, ... . 5,Saving Energy,super-thin. 42 inch HD-SDI LCD CCTV Monitors(MJ-420)1,Manufacturer’s CommitmentWe are the original ... standardFront Panel ControlChannel Switch/ Menu/ Volume/ Power SwitchOSD MenuContrast, Brightness, Auto-Configure, Clock, Phase, H & V-Position, Language selectionPower adapterAC Input ...