Specification:

 Driver size: φ10mm

 Speaker Impedance: 16Ω±15%

 Frequency response: 20Hz-20 KHz

 Sensitivity (S.P.L): 95±3dB @1KHz

 Cord length: 125±5cm

 Max input power: 5mW

 Mic size: φ4.0mm

 Mic sensitivity: -42±3dB @1KHz