The latest Havit HV-H100d Wired Headphone comes with 40mm Speaker Sensitivity : 102dB, 32ohm Impedance, 20Hz to 20KHz Frequency Response and 3.5m plug. This headphone is also featured with 1.2 length cable and will provides you good quality sound.
• 3.5mm Portable Folding
• Single Port, 40mm Speaker
• 32ohm Impedance
• Sensitivity : 102dB