Data monitoring and management device and event data monitoring method

A data monitoring and management device comprising:

• a network interface to obtain event-related data when at least a sensor detects an event being received as input;
• a data management unit to (i) control at least an operation of a camera and an operation of a microphone and (ii) send one or both of first monitoring data from the camera and second monitoring data from the microphone to a recording unit;
• a system controller controlling the data management unit, wherein
• the system controller includes
• an instruction unit to record, in the recording unit, the event-related data of when the event is detected and the one or both of the first monitoring data and the second monitoring data of when the event occurs;
• and
• a display data output unit including an event filtering function that receives the event-related data from the recording unit, the display data output unit plays the event-related data as display data, wherein a part of at least one of the first and second monitoring data corresponding to the event-related data.