| 摘要 |
PROBLEM TO BE SOLVED: To provide a mobile device miniaturized as a whole by suppressing the increase of the entire length of the device main body due to the enlargement of the display section. SOLUTION: A front case 1a forming the mobile device main body 1 contains a display section 4 consisting of a liquid crystal display device 4, a light guide 4b and a board 4c, and a duct speaker 7 with a duct 7b delivering a sound emitted from a speaker main body 7a to sound passing hole 3 is fitted in a rear case 1b forming the mobile device main body 1 together with the front case 1a so that part of the speaker main body 7a is overlapped onto the rear side of the display section 4.
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