Type C interface headphones will become the mainstream mobile phone makers are cancelled 3. 5 mm headphone jack, use the Type - C instead. Some manufacturers said this was done to waterproof, some are said to present a better sound quality. For this purpose, the headset manufacturers in the past years, also launched a Type - C specifications of products to cater to the sudden rise of new markets. 1:Type, The application of the C interface to the development trend of mainstream mobile phone convenient plug and play. 2:USB Type- C interface design, cast off the yoke of the connector, can match the market mainstream mobile phone directly, strong compatibility, and convenient and quick