The invention discloses an emergency remote hidden message transmission device applied to frontier defense inspection, and relates to the technical field of inspection communication, the emergency remote hidden message transmission device comprises a cylinder, a separated communication
machine and a separation device, the separated communication
machine comprises a packaging shell inserted into the cylinder, and a
communication unit, a mobile power supply and a controller which are arranged in the packaging shell; the controller is electrically connected with the
communication unit and the mobile power supply and is connected with an external cable interface; a man-
machine interaction unit is arranged on the outer wall of the
barrel, the man-machine interaction unit comprises a display and a plurality of keys which are electrically connected to the controller, cables of the display and the keys are integrated and combined to form a cable connector, and the cable connector is inserted into the cable interface; the separating device comprises a transmitting unit and a separating
exciter, the transmitting unit is installed at the inner bottom of the
barrel and provides transmitting
kinetic energy triggered by the separating
exciter, and the separating
exciter is electrically connected to the controller. According to the invention, smooth
external communication of inspection personnel in various environments can be guaranteed, and the concealment requirement can be met at the same time.