1. With 5.1 channel and audio high fidelity different structural design 2. Small and light appearance, good electrical conductivity, high safety and stability 3. DIP and SMT are available for installation 4. Contact terminal adopts elastic structure design to ensure good, stable contact and service life 5. Can design different functional connection products according to customer requirements 6. Good versatility - The pj-396 Headphone socket is a versatile audio interface that can be connected in a manner suitable for most headphones and audio devices. Users can easily plug it into audio output devices such as cell phones, computers, MP3s, etc., for easy use with headphones or other external audio devices. 7. Stable earphone insertion and removal - pj-396 Headphone socket has stable earphone insertion and removal performance. After plugging into the device, there will be no bad contact or loose situation, to ensure the stability of signal transmission, avoid causing noise and other problems affecting users' use. 8. Good durability - pj-396 headphone socket uses high-quality materials, wear resistance, folding resistance and high temperature resistance are very good, can be durable use, reduce the number of replacement, reduce maintenance costs. 9. Strong interchangeability - pj-396 headphone socket adopts the universal 3.5mm interface design, which is compatible with most headphones and audio equipment, and has good interchangeability. Users do not need to worry about the matching problems of equipment, reducing the cost of buying additional accessories. 10. Beautiful appearance - pj-396 headphone socket adopts exquisite design appearance, smooth and moist surface, good hand feel, smooth appearance outline, fashion sense and beauty, showing high quality manufacturing technology and quality assurance. In short, pj-396 headphone socket, as an audio interface with good versatility, stable plug and pull, strong durability, strong interchangeability and beautiful appearance, is suitable for all kinds of audio equipment users, bringing users better audio quality enjoyment and more convenient use experience.Video and audio products, notebook, tablet, communication products, household appliances Mobile phone stereo design, earphone,CD player, wireless phone, MP3 player, DVD, digital products Mobile phones - Many mobile phones are equipped with a headphone socket pj-396, so users of these phones can use this connector to connect headphones, earbuds and other external audio devices for a better sound quality experience. Laptops - Most laptops are also equipped with the pj-396 headphone socket, which allows users to connect headphones or other external audio devices for a better audio experience, such as listening to music, watching movies, etc. mp3 and MP4 players: Also using pj-396 headphone socket, users can connect headphones or other external audio devices to enjoy better sound quality.