| 摘要 |
An earphone comprises two earbuds, a plug assembly, and a wire connected to the earbuds and the plug assembly. The plug assembly comprises a first insulation shell, a second insulation shell, an adjusting wheel located between the first insulation shell and the second insulation shell, a plug fixed in the inside of the first insulation shell, two stopping blocks fixed to one side of the first insulation shell away from the wire, and a resetting element received in the second insulation shell. The plug comprises a plug core and a sleeve set on the outside of the plug core.
|
