To easily cell the attention of users or clerks at the place of amusement by preparing plural voice messages in different tones and broadcasting the voice message in the different tone every time of broadcasting.

When a special prize occurs at a certain Pachinko stand or when any abnormality is generated, a special prize generating signal or an abnormality generating signal is inputted to the signal input circuit 2a of a message generator 2. The signal input circuit 2a discriminates the port number of the port, to which the signal is inputted, and inputs the signal to a CPU 2b while adding the port number to it. The CUP 2b irregularly selects any one tone identification number out of plural tone identification numbers and decomposes the port number added to the signal and an address designating number is generated, any voice message is read out by accessing a RAM 2d with the tone identification number as a keyword, and the message are linked, inputted through a bus 2f to a drive device 2e and outputted from a speaker 3.