Features: 1. Excellent sound quality with vast sound field、 for magnificent spatial aspects of the sound. 2. Durable、 Designed with a memory wire technology、 the in-ear headphones make it easier to keep moving、 providing a locked-in fit. 3. The midbass and treble driver unit have a rich、 vigorous performance at bass、 midrange and treble; bass、 mids and treble is rich and energetic. 4. 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. 5. 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. Specifications:          General Specification             Brand         KZ             Model         ZS3             Color         Black             Wearing Type         In-ear             Cable Length (m)         1.2m           Technical Parameters             Microphone         Yes\/No             Wired Control         Support\/ Not support             Plug Type         L curved             Transducer Principle          Dynamic             Driver Diameter         8mm             Receive Sensitivity         106dB             Impedance         18!#!amp!*!Omega;             Frequency Response         20Hz-20kHz    Package  Included:                   1 x KZ ZS3 Hifi 3.5mm In-ear Earphone             3 x Earbuds (S\/M\/L)