TEAC HP-22NC headset pro VoIP

Cost scalable VoIP headset in black to enable phone calls over the Internet.Stereo headset ensure high-quality audio through the speakers with a frequency range of 20 Hz to 20 kHz and a sensitivity of 105 dB.The headphones are fitted with adjustable microphone functions for silencing.A lack of volume control on cable.
The parameters and specifications:
The size of speakers:
30 mm
Frequency range:
20 Hz - 20 kHz
Sensitivity:
105 dB / 1 kHz
Impedance:
32 Ohmů
Connections:
2nd 3.5 mm jack