Andrea Communications C1-1022300-2 (NC-181VM USB-C) USB-C High Quality Digital Monaural Headset / Dictation / Dictation Microphones

Andrea Communications NC-181VM USB-C Mono Headset offers unparalleled speech and sound clarity with the convenience of in-line volume and mute controls.The exclusive noise-canceling microphone, with a windsock that minimizes breath popping, has been awarded the coveted "6 Dragon" rating for speech accuracy by Nuance.

Features

Proprietary noise-canceling microphone with windsock to minimize breath popping
Pro-flex wire microphone boom for perfect placement
40mm mono (monaural) speaker with deep bass sound delivers crystal clear audio
Windsock for minimal breath popping
Convenient in-line volume and mute controls
Comfortable foam ear cushion
Reversible for left or right side usage
Stainless steel adjustable headband folds flat for storage
Extra long 8-foot shielded cable with external USB sound card and USB-C plug
Well-built and cost-effective

Compatibility: MacBooks or PC Computers with USB-C ports

Connections
Power	USB-C
Microphone Input	1 Channel
Audio Output	1 Channel-mono
Microphone
Noise Cancellation	5 dB/octave
Frequency Range	100-10,000 Hz
Electrical Signal-to-Noise Ratio	> 60 dB
Sensitivity at 1kHz (0 dB=1V/Pa)	-44 dB
Current Consumption	< 0.5 mA
A/D Conversion Resolution	16 bit
THD + N	-76 dB
Speakers
Frequency Range	50-20,000 Hz
Coil Resistance	32 ohm
Sound Output from 1kHz 1mW Input (0 dB=20 µPa)	114 dB
Maximum Input Power	40 mW
D/A Conversion Resolution	16 bit
THD + N	-71 dB