To enhance the environment of a kitchen where a refrigerator body is installed by generating a suitable voice or melody based on the operating conditions of the refrigerator body or the environmental conditions and downloading various voice signals similarly to the so-called incoming melody of portable telephone and pronouncing.

In the refrigerator incorporating a voice indicating function and a communication function, various kinds of voice signals and melody signals transmitted by the communication function from the center server 8 in a management center B through an information communication network NT are stored, and the stored voice signals and melody signals are outputted selectively based on the operating conditions of the refrigerator body or the environmental conditions.