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The Dynex 740 Earclip Headset with microphone features volume control, amplified noise cancelling microphone, monaural headset, adjustable boom mic, 180 degree microphone and adjustable boom arm.
Headset Speaker 23mm Dynamic Driver
Microphone: 67dBV/Microbar:- 47dBV/Pascal+/-4dB
Mic Power Voltage: 1.5V to 10V
Impedance: 32 Ohm (Headset), 2.2K Ohms (Microphone)
Frequency Response: 20-20,000 Hz (Headset), 100-16,000 Hz (Microphone)
Cables: 7' Shielded Cord
3.5mm Gold Plated Plugs
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