1. Compact and lightweight - pj-3128 headphone socket with exquisite shape design, compact and lightweight, can easily put into a pocket or carry around, very suitable for travel or daily use. 2. Strong durability - pj-3128 headphone socket is made of high quality materials, the shell is strong and durable, the plug interface has been tested for many times, with strong durability and stability, long service life. 3. Quality stability - In the production process of pj-3128 headphone socket, the use of high-quality raw materials and manufacturing process, to ensure the stability of the product and quality stability, to ensure the stability and clarity of audio transmission. 4. Good compatibility with devices - pj-3128 headphone socket adopts universal 3.5mm interface, compatible with most audio devices, can be compatible with a variety of brands of mobile phones, tablets, MP3, MP4 and other audio output devices. 5. Beautiful design - pj-3128 headphone socket adopts streamline design, has a unique shape, brand LOGO is located above the plug, simple fashion, beautiful appearance. In short, pj-3128 headphone socket is a compact, lightweight, durable, stable quality, good compatibility with equipment, beautiful appearance of high-quality audio interface, enjoy the audio world, bring better audio quality enjoyment and more pleasant 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 pj-3128 headphone socket is mainly used in audio devices, such as mobile phones, music players, TVS and so on. It is a kind of interface used to connect the earphone, usually has a headphone port caliber, can achieve audio signal output and input functions. It is widely used in many different fields, including personal entertainment, video games, teleconferencing, education, and more.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.