New version black and blue. big sale!<br />USA  Fast ship by USPS<br />Description: t<br />1. Fashion durable and high quality headphones <br />2. High-sensitivity mini microphone <br />3. Perfect sound｣ｬbring clear sound and amazing feeling <br />4. Comfortable and soft earmuffs for long time listening <br />5. Support the calls answer and hang up functions <br />6. Human engineering design and high quality materials make the headset comfortable for daily use <br />Specification: t<br />Microphone: <br />Directivity:Omnidirectional <br />Frequency Response:20Hz-20kHz <br />Impedance: 2.2kohm <br />Sensitivity:-42dB 4dB <br />Headphones: t<br />Impedance:32ohm 15% <br />Sensitivity(S.P.L):99dB 3dB <br />Frequency Response:20Hz-20kHz <br />Cable length:2.0m 10% <br />Plug:3.5mm