【1DD+5BA High Definition】Acoustic adjustment balances the benefits of DD and BA and the characteristics of different units closely play and cooperate. The intermediate frequency is clearer, the higher frequency is brighter, and the low frequency sensation is strengthened. It can adapt to a variety of music types and styles. 【Shiny Metallic Beauty】The cover is made of solid zinc alloy metal, which has been polished, oxidized and wirewirewiredrawing process, showing the aesthetics of a shiny and delicate metal. 【Detachable Cable 2 Pin 0.75mm】Detachable cable system allows multiple connection options for long-term device compatibility, upgrades, and easy maintenance. Replace cables to expand the performance of your earphones, and experience different sound quality. 【One Key Master, HD Call】The microphone can communicate clearly without handheld wires, and supports standard high definition mobile phone calls. You can choose between with or without microphone Ergonomic Design: Based on the big data of the auricle, the adjustments have been changed several times to create an excellent wearing experience. The bottom cavity is recommended to be a resin material that is gentle on the skin. Comfortable to wear for long periods of time.