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. High compatibility: The PJ-301CM headphone socket can be compatible with a variety of audio devices, such as mobile phones, computers, tablets and more. No matter what device you are using, you can easily connect your headphones or other sound devices by plugging into this socket. 7. Excellent sound quality: PJ-301CM headphone socket adopts advanced conductor and interface technology, which can ensure high quality and stability of audio transmission. It can reduce noise and interference during transmission, so that the sound is clearer and cleaner. 8. Easy to use: PJ-301CM headphone socket adopts humanized design, more convenient to insert and take out. At the same time, it also has certain protection functions, which can provide better protection for the device. 9. Highly durable: PJ-301CM headphone socket is made of high-quality material, which is wear-resistant, durable and not easy to damage. Both frequency and duration of use, it can perfectly meet the needs of users.Video and audio products, notebook, tablet, communication products, household appliances Mobile phone stereo design, earphone,CD player, wireless phone, MP3 player, DVD, digital products In short, the PJ-301CM headphone socket is a high-quality, highly compatible, easy to carry, easy to operate, durable and protective audio interface ideal for use in travel, sports and work situations. If you need a high-quality audio interface, the PJ-301CM headphone socket will be your best choice.The PJ-301CM headphone socket is a highly compatible, high-performance, portable and durable audio interface, perfect for use in travel, sports, office and other situations. If you need a headphone socket with high-quality audio transmission that is portable and easy to operate, the PJ-301CM headphone socket will be your best choice.