Specification:Brand Name: JBMModel Number: JBMMJ-A8Type: In-earMic Diameter: &amp;Phi; 8mmAudio interface: 3.5mmCable length: 1.2 mImpedance: 16 &amp;Omega;Sensitivity: 113 dBMicrophone: YesFrequency response range: 20HZ-20KHZOptional color: Black， Silver， Rose Red， Golden， BlueCompatible with: Mobile Phone<br><br>Package Included:1 X Mobile Phone Earphone1 X Cable Folder3 X Pairs Earphone Cap<br>More details: