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. Flexible application: The PJ-301B headphone socket is widely used in portable devices such as mobile phones, tablets and TVS. You can use it to connect wired headphones for things like enjoying music, watching movies, or making phone calls. 7. Stable transmission quality: PJ-301B headphone socket adopts advanced conductor and interface technology, which can ensure the stability and quality of audio transmission to reduce all kinds of interference and noise in the transmission process, so as to ensure the purity of sound quality. 8. Multifunctional connection: PJ-301B headphone socket can connect a variety of different types of audio equipment, such as speakers, audio and so on, to meet your different needs. In addition, in a home video and audio system, the socket can be used to connect devices such as televisions, computers and audio, and realize the sharing of multimedia devices. 9. Durable service life: PJ-301B headphone socket is made of high quality material and can last long. It adopts plug-style design, which can reduce the damage or winding when inserting the rod into the socket, so as to maintain the healthy state of the socket.Video and audio products, notebook, tablet, communication products, household appliances Mobile phone stereo design, earphone,CD player, wireless phone, MP3 player, DVD, digital products The PJ-301B headphone socket is compatible with many different audio devices, such as mobile phones, laptops, tablets, audio players and more. As long as your device has a headphone jack, you can easily connect to the PJ-301B headphone socket. PJ-301B machine socket is a high quality, high compatibility and high ease of use product, widely used in a variety of audio equipment. It is able to provide excellent sound quality and stability, with excellent wear resistance and service life, and thus has a high reputation among users. If you are looking for a high-quality audio interface, then the PJ-301B headphone socket is the ideal choice for you.