"1.Exclusive colorful housing by acoustic resin material KZ ZST earphone earphones with enhance the sound quality and exterior again the hybrid technology 2.Professional division of physical frequency quality tuning technology 3.The standard of independent patent technology silicon tips 4.The lower the internal resistance of professional wire , The design of human nature 5.A specially designed HD call microphone 6.The armature + dynamic unit sound advantage complementary ,give more details of music show 7.congenital advantage ,the experience is really HIFI! 8.Driver performance is tough ,bass bursts are more powerful " Featurs:- ?HIGH PERFORMANCE? Yinyoo KZ ZST Earphone Earphones with enhance the sound quality and exterior again the hybrid technology ,special armature and dynamic driver ,friendly design and free removable cable deign ,high performance for audio earphones around 20usd. perfect for home,parties,school,Christmas gift,Thanksgiving day,Halloween,Black Friday ?STYLISH DESIGN&REMOVABLE CABLE?KZ ZST cable use 3.5MM L plug ,With the stylish design and high-end sound quality ,this earphones are designed for the latest generations of iPod, iPhone, and iPad. They work with all Androids, tablets, mp3 players, and related devices with a standard 3.5 mm jack ?COMFORTABLE&EXCELLENT SOUND?Solid ergonomic wear experience, Durable, Designed with a memory wire technology, the in-ear headphones make it easier to keep moving, providing a locked-in fit. Independent sound channel for each driver, the sound will not be distorted, Bring you a new kind of auditory sense, dental, and sound like feeling extremely rich, The mid bass and treble driver unit have a rich, vigorous performance at bass, midrange and treble; bass, mids and treble is rich and energetic. ?NOISE CANCELING EARPHONE EARPHONES?Yinyoo KZ ZST Colorful Hybrid Banlance Armature with Dynamic In-ear Earphone Earphones 1BA+1DD Hifi Sport Headset, use the patent technology silicon tips. The standard of independent patent technology silicon tips,from the independent patent design of silicone earmuffs ,compared with conventional earmuffs can more comfortable fit human ear ,to sound more direct transmission of the eardrum ,and get better quality experience. Improve noise canceling performance.