?BYZ S850 Universal Noodles 120cm 3.5mm HIFI Earphone For Smartphone    (NOTICE: Needed to use N-S button according to different mobile phones systems. N-key compatible with OMTP smartphones like part of Nokia｣ｬ ZTE｣ｬ HUAWEI and Coolpad. S-key compatible with CTIA smartphones like part of Samsung Xiaomi and HTC.)    Specification:           Brand Name: BYZ   Model: S850   Cable length: 120cm     Communication: Wired     Color: Black｣ｬ White｣ｬ Red  Frequency range: 20-10｣ｬ000HZ   Sensitivity: 107&amp;plusmn;3dB   Impedance: 32&amp;Omega;   Cross Weight: 80g     Features:<br>  <br> Fashionable and exquisite outlook design｣ｬ provide you with amazing visual feeling.<br> Closed design｣ｬ effectively isolate from outer noise.<br> High-end quality｣ｬ no damage to the sound.<br> Flat design earphone｣ｬ easy and comfort wearing.<br> Expansive sound range.<br>  <br>  <br> Package Included: <br>  <br> 1 x BYZ-S850 3.5mm Headset