Decription:

Brand new
Neckband headset wearing styles
30mm diameter unit
Frequency response 20Hz-20kHz
Maximum power of 150mW
Impedance 32 Ohm
105dB sensitivity
3.5mm gold-plated straight plug plug Double
Cable Length 1.800m
Wire with wire adjustment can adjust the headset volume
All point to the microphone with the microphone
Microphone Frequency response 30Hz-16kHz
Microphone Sensitivity -58 ± 3dB

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