BYZ-S700 3.5mm Hands-free Stero Micro Bass Earphone In-ear Headset Earbuds Headset With MIC For Mobile Phone<br>Features:<br>Fashionable and exquisite outlook design， improve your visual feeling.In-built carbon fiber super-thin unit.Closed design， effectively isolate from outer noise.High-end quality， no damage to the sound.Flat design earphone， easy and comfort wearing.Expansive sound range.<br>Specification: <br>Frequency range: 20-20，000HZSensitivity: 96&amp;plusmn;3dBImpedance: 36&amp;Omega;Cable length: 120cmCommunication: WiredSpeaker size: 10mmColor: Black White RedWeight: 77g<br>Package Included: <br>1 x BYZ-S700 3.5mm Hands-free In-ear Headset<br>Detail Pictures: