Traditional Culture Encyclopedia - Traditional festivals - Headphone cable interface type
Headphone cable interface type
There are four types of headphone connectors.
The first type: 3.5MM round head single jack, which can be connected to a notebook or mobile phone. The following schematic diagram:
The second type: headphones with USB interface. At present, there are many USB headphone interfaces for most computers:
The third type: 3.5MM dual-plug earphone interface, which is a computer dual-plug earphone interface.
The fourth type: crew cut's earphone interface, which was used for mobile phones a long time ago, is basically not used now.
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