According to the present invention, is stored in the I nternet server a compressed voice data at compressed voice data to server remote from the power supply, multimedia contents a transmission system. If customer premises loaded into the state of a record carrier intended (load) normal and/or customer premises in a deposit collection to the user real estate such a degree that it can when a sum of money is sufficient, selected compressed voice data. and begins to be transmitted from a server. If, customer premises loaded into a recording medium records the digital state is normal, each sub-and/or are not real estate customer premises in a deposit collection to the user is not sufficient to when the, compressed voice data selected transmitted from a server and it is forbidden to. Therefore, for a customer a [...] a collection is generated on the loading/unloading parts.