| 摘要 |
PROBLEM TO BE SOLVED: To obtain a communication karaoke system in which an information terminal (karaoke terminal) can provide an operation history and a control history unit a trouble has occurred to a maker when the trouble has occurred by making the information terminal (karaoke terminal) capable of easily distrib uting information in response to requests from the outside. SOLUTION: Information terminals (karaoke terminals 11 and 12) having Web functions are connected to a network 22 in a broadband system, and an information center 10 provides its own information to the information terminals 11 and 12 (karaoke terminals 11 and 12) of respective installation stores, and those information terminals transfer contents such as voice and a video image with each other. The information terminals 11 and 12 (karaoke terminals 11 and 12) of the respective installation stores collect maintenance information, and provide the maintenance information to an information terminals 13 of a maker. |
