A media microwave oven for showing videos at a workplace. The media microwave oven includes: a microwave oven; a display screen embedded in the door of the microwave oven; a speaker; and a lockable compartment containing a computer system. The computer system comprises: a microprocessor, connected memory, mass capacity storage; a first software component for retrieving the at least one advertising video from the storage and transmitting the advertising video to the display screen and the speaker; and a second software component for managing the sequence and time of showing the advertising videos, wherein the advertising videos are shown repeatedly.