Cosonic CD-950MV Headphones
Speaker size:
27mm,
Frequency range:
20-20,000Hz,
Speaker impedance:
32 Ohm±15%,
Speaker sensitivity:
105dB±3dB,
Microphone impedance:
2200 Ohm,
Microphone sensitivity:
-58dB±2dB,
Maximum power:
100mw,
Standard operating voltage:
4.5V,
Wire length:
1.2 metres