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.

The 3.5mm port has a long history of use in audio devices, with proven reliability and stability. Its widespread adoption across a wide range of devices is a testament to its enduring value in the audio industry. While many devices are moving toward wireless connections, the 3.5mm port remains a vital port for those seeking a stable, reliable audio connection.
One of the key features of the 3.5mm connector is its ability to reliably transmit high-quality stereo two-channel audio. This ensures clear, uninterrupted sound quality without potential interference from wireless signals. Whether used with headphones, speakers, or other audio devices, the 3.5mm connector provides consistent, high-fidelity audio output.
In addition to its stable transmission capabilities, the 3.5mm interface is also easy to use. As a wired connection method, it does not require charging, bringing users a convenient and worry-free choice. Its design ensures smooth insertion and removal processes, reducing wear and tear during the connection process and extending the service life of the interface. This user-friendly design makes the 3.5mm interface a practical choice for a wide range of audio applications.
In addition, the widespread use of 3.5mm connectors also makes them cost-effective in the market. Their relatively low production costs make them an affordable and economical choice for consumers. This affordable price, coupled with its proven reliability and stability, makes 3.5mm connectors a strong choice for audio enthusiasts and professionals.
In summary, the 3.5mm stereo plug with black gold contacts combines long-term reliability, stable transmission, ease of use, and cost-effectiveness. Its enduring presence in the audio industry, coupled with its ability to provide high-quality audio output, has made it an indispensable component in a wide range of audio equipment. Whether used in traditional audio equipment or modern devices, the 3.5mm connector continues to play a vital role in ensuring seamless and reliable audio connections.

| ITEM NO. | JYS23 |
| NO OF PINS | |
| PINS | |
| SHELL | Black plated |
| CONTACT RESISTANCE | ≤3mΩ (inner) |
| INSULATION RESISTANCE | >2GΩ (initial) |
| CABLE OD | 3.5mm~8.0mm |
| INSERTION FORCE | ≤20N |
| WITHDRAWAL FORCE | ≤20N |
| LIFETIME | >1000 mating cycles |






We have very good product reviews and feedback from our Alibaba online store customers. Please find us on Alibaba, search “Ningbo Jingyi Electronic” in Manufacturer.

2.1 Customers must notify us promptly of any warranty claims by contacting our designated sales representative.
