Multi-frequency wireless digital-analog compatible mobile communication device and communication system thereof

The invention discloses a multi-frequency wireless digital-analog compatible mobile communication device and a communication system thereof, and relates to the technical field of communication equipment.The multi-frequency wireless digital-analog compatible mobile communication device comprises a mobile communication equipment main body, a wiring board, a connecting hole, a heat dissipation opening and a protective cover, the wiring board is fixedly installed on the front face of the mobile communication equipment main body, and the connecting hole is formed in the surface of the wiring board; heat dissipation openings are formed in the two ends of the top of the mobile communication equipment body, and protective covers are arranged on the tops of the heat dissipation openings. A protective cover is electrically driven to slide in a movable sliding groove, a fixed plate and a tidying pad are driven to move and rub on the top of the protective cover by utilizing mobility, dust on the surface is cleaned by uti