| 摘要 |
PROBLEM TO BE SOLVED: To prevent music information from being unable to be received against intention of the user when communication is not made for a prescribed period in the karaoke sing along terminal equipment that makes communication with a host via a communication line and receives and stores music information. SOLUTION: A storage device 53 of a host device 1 stores various control programs to operate a host computer 51 and stores information or the like for each communication karaoke sing along terminal equipment 10 and stores music information distributed to each communication karaoke sing along terminal equipment 10 for a prescribed period (storage period). Then the host device 1 deletes the music information when the music information stored in the storage device 53 elapses for the storage period. On the other hand, the communication karaoke sing along terminal equipment 10 makes communication with the host device 1 via a network 5 and receives the music information and stores it in the hard disk unit. When the communication with the host device 1 is not made for a prescribed period, the host device 1 makes warning to this communication karaoke sing along terminal equipment. |
