It has a single cylindrical shaft and is commonly found on portable devices like smartphones, tablets, and laptops, as well as on audio equipment like amplifiers and mixers. The connector typically has three conductors, which carry left and right audio channels, as well as a ground connection.


| ITEM NO. | JYS19 |
| PLUGS | nickel plated/gold plated |
| SHELL | Nickel plated/satin/black |
| CONTACT RESISTANCE | ≤3mΩ (inner) |
| INSULATION RESISTANCE | >2GΩ (initial) |
| CABLE OD | 3.5mm~8.0mm |
| INSERTION FORCE | ≤20N |
| WITHDRAWAL FORCE | ≤20N |
| LIFETIME | >1000 mating cycles |






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