IntroductionThe monitor is designed with 4 inch screen, it provides a resolution of 320x240pixels with high quality image display, and it equipped with a handset to com-municate. The touch sensitive button makes the operation more easily.Parts and FunctionL1,L2: Bus terminalSW+,SW-: Door bell call buttonconnection portDIP switches: Total 3 bits can beconfigured.Bit1: reserveBit2: reserveBit3: to set the video impendancematching, when the video signalis not so good, set bit3 to “on”.Terminal DescriptionLCD ScreenUNLOCK ButtonMonitor ButtonMemo ButtonUp ButtonMENU ButtonCancel ButtonDown ButtonMicrophoneSpeakerConnection PortMounting HookHandsetMounting HookHandsetHandset LineBack viewFront viewHandset Line1 2 3ON1 2 3ON1 2 3ONL1SW+SW-L2DIP-3-