KZ FBA_4330330199 Beteran  ATE -ATE Dynamic Balanced Armature IEMS In Ear HIFI Monitors DJ Studio Stereo Music Earphones Headphone Earbuds For Mobile Phone iPhone Samsung MP3 MP4 Music Player no Mic (Balck) 20 special procedures for processing high-density glass 38ergonomic gold bevel design, comfortable to wear out, to achieve the perfect sound effects Imports of gold-plated connectors, MMCX standard for line, over million times plug test, durable KEVLAR fiber material resistant to pull winding, military-grade quality double protection. Low impedance high sensitivity, easy to show a good voice, masonry element package highlight the taste