Stereo Surround Sound, Microphone, Control Box, Foldable Design, Gold Plated Connector.
Technical specification headphone :
Interface: 3.5mm
Driver unit: 40mm
Frequency Response: 20Hz~20 KHz
Impedance: 32 ohm
Sensitivity: 114+/-4 dB
Max. input: 100mW
Microphone :
Directivity: Uni-directional
Impedance: 2.2 k ohm
Frequency: 100~10KHz
Sensitivity: -54dB+/-3dB (odB=1Vpa@1KHz)
Test condition: 4.5V
Cable length:3m
Connector: 3.5mm plus x2
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