KZ ZAX 1DD+7BA Hybrid Driver HiFi In-ear Earphones 2*30019 balanced armatures for vocal details 2 groups of 50024 balanced armatures for wide sound field Ergonomics design for comfortable wearing 1DD+7BA Hybrid Technology. KZ ZAX adopts one double magnetic circuit composite dynamic driver and seven different types of balanced armatures. With the exquisite and meticulous adjustments, this special configuration of drivers are assigned perfectly to show different frequencies. The strong and powerful bass, the vocal details and the wide sound field are all integrated and transited seamlessly. KZ ZAX is really a product that beyond the limit of acoustic configuration Dual Magnetic Composite Dynamic Unit&BA The customized dynamic driver has ultra-conventional strong magnetic driving force and it's equipped with a 10mm large size PEK spring diaphragm. The balanced armatures combination has a broad sound field and strong analysis which can be widely adapted to a variety of music styles, such as symphony, chamber string music and popular music and so on Luxury Zinc Alloy Shell. . For KZ ZAX, we also adopts a mix material for the shell and faceplate. The faceplate is made of Zin alloy while the cavity is made of transparent material with which you can clearly see the inside structure. The Electroplating chromium technology makes it shine like pearl. Beyond that, it also effectively prevents the metal oxidation. It's like new even after long time use High-purity OFC Detachable Cable.. The included cable is a oxygen-free copper silver-plated cable, made of 4 strands and 4 cores. The upgraded high-purity cable is the basis of high-quality sound. It greatly decrease the distortion and the sound is crystal clear. Made into detachable ensures future upgradeability. You can easily change it into your preferred cable anytime. Enjoy another experience freely