| 摘要 |
PROBLEM TO BE SOLVED: To provide electronic equipment in which an electroacoustic conversion part arranged in a casing can accurately input and output a sound.SOLUTION: A cellular phone set 1 includes: a display side casing 3 where a sound emitting hole 22 is formed; a protective film 32 for covering the sound emitting hole 22; a receiver 33 arranged in the sound emitting hole 22 in the display side casing 3; a first space SP1 formed between the protective film 32 and the receiver 33 in the display side casing 3; a second space SP2 positioned at the opposite side of the first space SP1 across the receiver 33; and a wall member 34 for partitioning the first space SP1 and the second space SP2. A first hole 35 is formed at the wall member 34, and a rib 40 and a sound conduction tube 41 for suppressing the transmission of a sound between the first hole 35 and the second space SP2 are arranged between the first hole 35 and the second space SP2. |
