Another innovation from hybrid technology,exquisite and meticulous adjustment,a total of 16 sounding units on both sides,respectively responsible for showing different frequency bands,wide sound field and rich details at a glance Strong bass,the customized dynamic unit has ultra-conventional strong magnetic driving force, equipped with a 10mm large-size PEK spring diaphragm, with excellent bass diving and natural sound.7 specially developed balanced armature units, Mid frequency, high frequency, ultra high frequency,four sub frequency to show the advantages of hybrid technology Light luxury pearl chrome plating,the cast zinc alloy shines brightly,electroplating pearl chromium technology makes it shine with pearly luster,effectively prevents metal oxidation,and is still beautiful as new after long-term use Standard high-purity silver-plated upgrade cable,the sound base of 100 wire core is transparent and pure,the standard high-purity oxygen-free copper silver-plated wire can effectively reduce distortion,and the superior ratio of 4-strand 25-core makes the sound bottom crystal clear 2PIN upgradeable connection design,ergonomic and comfortable to wear,personally customized comfort，The smooth cavity designed according to the ergonomics concept fits the auricle and ear canal.It is painless and effectively isolates external noise interference RELIABILITY YOU CAN COUNT ON: Built with care, expertise, and materials made to last. A in ear monitor headphone that won't quit, even after years of daily use, and if something does need replacing -every part is serviceable. No throwaway product, no compromises -just a too that's with you every step of the way