HSS-220 languagelab headset

HSS-220 language lab headset major functions:
1.High quality
2.Durable & super sound

3.Stereo sound

4.Weigh: 0.3KG

5.OEM,enough space print logo 

6.Reduse noise

7.It is very comfortable to wear

Earphone:
1)Impedance :2×16Ω
2)Sensitivity : 110±3dB
3)Frequency range : 20~20000Hz
4)Rated power : 2×100mW
Microphone
1)Impedance : 1000Ω  (200Ω dynamic)
2)Sensitivity : -48±3dB
3)Directivity : omnidirectional
4)Frequency response : 30~16000Hz

classical-design--HSS-220language lab headset