USAMS US-SJ594 EP-47 3.5mm In-Ear Wired Earphone, Length: 1.2m(Black)

1. Copper film speaker, good sound quality2. Built-in high-definition call microphone3. One-key control call/cut song4. Three sizes of ear caps: large, medium and small5. Tensile TPE wire6. Lightweight and stable in ear7. Parameters:Cable length: 1.2mMaterial: PVC+TPEMicrophone diameter: 6mmMicrophone sensitivity: 98dBFrequency response: 20Hz-20KHzImpedance: 32 OhmInterface: 3.5mm