| 摘要 |
PROBLEM TO BE SOLVED: To obtain a connection method used freely anywhere indoor without the need for wiring by providing a communication unit sending/receiving a karaoke signal and a terminal equipment for karaoke reproduction controlling the karaoke equipment. SOLUTION: A communication unit 20 for communication karaoke connected by a terminal 1a of a public line 1 and a module jack 2 is connected to an AC receptacle 5 near the terminal 1a of a home use power line 4 by a plug 3. When a plug 7 is plugged to an AC receptacle 6 fitted to a location apart from the terminal 1a of the home use power line 4, the communication unit 20 and the terminal equipment 30 of the karaoke reproduction are connected. Furthermore, the communication unit 20 connects to a telephone set 8 and a CRT 9 being a video monitor, an acoustic speaker 10 and a voice input microphone 11 are connected to the terminal equipment 30. The communication unit 20 sends/receives the communication karaoke signal sent/received through the public line 1. |
