| 摘要 |
PROBLEM TO BE SOLVED: To embody a musical sound reproducing device capable of prohibiting the reproduction of background videos for adults when a child sings in KARAOKE singing equipment. SOLUTION: Whether the setting of a transmitter is a child mode or not is decided (200) when the input and display of the music number of the music desired to be sung are executed and the end of the input of the music number is decided (170). If the child mode is set, the most significant bit of music selection number data is set at '1' (210). A transmission signal including this music selection number data is transmitted to a controller (220). The controller receiving this transmission signal prohibits the reproduction of the background videos for adults by detecting that the most significant bit of the selection number data is '1'. |
