To provide an equipment control system by which a user can easily remotely control equipment to be controlled placed at a desired place from a visiting place without providing special equipment in the equipment.

A reception section 2 transmits device control information entered by a user using a telephone 1 to a transmission section 3, the transmission section 3 transmits a digital broadcast signal with the equipment control information superimposed thereon via a transmission antenna 4, a broadcast satellite 5 relays the received digital broadcast signal, a digital broadcast receiver 7 receives the digital broadcast signal including the equipment control information via a reception antenna 6 and controls the equipment 8 to be controlled depending on the equipment control information extracted from the received digital broadcast signal.