Earphone
An earphone and earplug technology, which is used in earphone/earphone accessories, earphone manufacturing/assembly, and internal hearing earphones, etc., can solve the problems of high sound quality, inability to obtain, and poor sealing effect of earphone earphones. Extensive, noise-free effect
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[0019] Figure 1-2 Shown is the earphone of the first embodiment of the present invention, and this earphone comprises a housing 10, a sound guide tube 112 formed in the front end of the housing 10, a speaker 20 (such as figure 2 shown) and an end cover 30 sleeved on the front end of the housing 10 . The casing 10 includes a front cover 11 and a rear cover 13 combined with the front cover 11 , where the front cover 11 and the rear cover 13 are combined on a plane that is a joint surface 15 .
[0020] Please refer to image 3 and Figure 5 to Figure 7 , the front cover 11 is roughly in the shape of a hollow hemisphere, and a front cavity 111 is provided therein. The sound guide tube 112 is formed below the front end of the front cover 11 and extends horizontally forward. The extending direction of the sound guiding cylinder 112 is not perpendicular to the joint surface 15 of the front cover 11 and the rear cover 13 . The sound guide tube 112 is cylindrical and hollow, and...
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