| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a portable information processing device that substantially saves on a space and protects speakers while maintaining a stereo sound output of high sound quality, and prevents an intrusion of rain, dust and the like in outdoor use. <P>SOLUTION: The portable information processing device comprises a body part 1, a display part 3 with a built-in display panel 4, a back casing 7 of the display part 3, and speaker units 5 stored between the display panel 4 and the back casing 7. The back casing 7 has sound emission holes 7b. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
