| 摘要 |
PROBLEM TO BE SOLVED: To prevent the luminance of an information display part from hindering sleeping etc. SOLUTION: This acoustic reproduction device having the information display part 1 for displaying information is provided with a luminance control means 4 for controlling the luminance of the information display part 1. The luminance of the information display part 1 is controlled by the luminance control means 4 by setting time. COPYRIGHT: (C)2006,JPO&NCIPI
|
