PURPOSE: To provide the mobile object telephone equipment which can control a mobile object by means of a DTMF signal.
CONSTITUTION: When automatic incoming call is set by an operation part 1, the password number and control number of the DTMF signal are received by a DTMF receiver 11 activated by a CPU 2. These received password number and control number are collated with a personal identification number and a control number stored in a memory 10 by the CPU 2 and when the password numbers are coincident, a control signal specified by the following control number is sent to a mobile object control part 12. Based on the sent control signal, the mobile object control part 12 performs the control of the mobile object such as engine stop, warm air operation and air conditioning operation or the like, for example.