1、6.35MM UNIVERSAL JACK: This guitar output jack socket has a 6.35mm universal interface that can be used with standard amplifier cables, with strong compatibility. 2、WIDE APPLICATION: This endpin output socket is suitable for instrument equipment such as electric guitars, acoustic guitars, pickups, etc., compact and practical. 3、METAL STRUCTURE: The guitar output jack socket is made of excellent metal, with good rust and corrosion resistance, high strength, and has a long service life. 4、GLOSSY FINISH: With exquisite workmanship, the endpin jack socket has a glossy finish, which will not scratch the musical instrument or harm hands when used. 5、EASY INSTALLATION: Equipped with screws, this 6.35mm output jack socket can be easily fixed to the guitar end pin, making it easy to install, which is stable and reliable.