... is the Meeting Central Control System?It is the equipment that can centralized control device like voice, light, ... electricity and so on. 3,Equipment in modern meeting roomVideo Equipment: TV/PDP,Projector/Video Presenter,DVD/VCR, ... /MD,PA,Mixer,Microphone,Console etc.Data Equipment: Computer and others related.Environment Equipment: Light,Motorized Screen,Electric Curtain,Electric Elevator ...