KZ ED3 KZ-ED3 High-End Acme Silver Grade Noise Cancelling Enthusiasts Bass Music Hifi DJ Monitor Studio Sports Metal 3.5mm Stereo Earphones Headphones Earbuds for iPhone 5S 6 Samsung HTC MP3 MP4 DVD Music Player KZ - ED3 for our team development level and positioning in HIFI professional high-end headphones, unique one-piece process cavity, cavity composite structure before and after the difference between traditional headphones, after and before the ED3 cavity into a stream, which is more effective to reduce sound the details of the error. Built-in 6.8 MM protruding opening of the new top dynamic drive unit, cooperate with the custom of silver wire can make sense of voice more catch ear, voice clear and loud, maintain enough flexibility bass. ED3 compared with CKW1000 ED3 easier on ordinary equipment play very good qualities, vocal performance than CKW1000 softer ear, barren doesn\'t sting. But there is no CKW1000 so broad sound field. Bass ED3 performance is flexible, 2 ckw1000 is slightly harder. KZ - ED3 use custom 32 core line design, sound high frequency characteristic overall bias, special cavity texture and unique micro structure unit make ED3 6.8 could match with the moving iron rich resolving power. But vocal performance is not stiff, like moving iron ED3 performance especially loud voices of female voice very penetrating rich emotion. KZ - ED3 bass performance in elasticity and extension points, not exaggerated, no head. ED3 appearance design is given priority to with simple, no matter from the cavity layout design to guide the sound tube length are calculated.