Andrea Communications C1-1022200-1 Model NC-181 VM High Fidelity On-Ear Monaural PC Headset, Proprietary Noise-canceling Microphone with Windsock, Pro-flex Wire Microphone Boom, 40 mW Max. Input Power

Andrea Communications NC-181VM 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.

Key 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
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 color-coded 3.5mm plugs for PC use
Well-built and cost-effective
Compatibility with Windows XP, Windows Vista, Windows 7, Windows 8, Windows 8.1, and Windows 10

Specifications:

Connections:
Microphone Plug: 3.5mm Pink
Speaker Plug: 3.5mm Green

Microphone:
Noise Cancellation: 5 dB/octave
Frequency Range: 100-10,000 Hz
Electrical Signal-to-Noise Ratio: >60 dB
Sensitivity at 1 kHz (0 dB = 1 V/Pa): -44 dB
Current Consumption: less than 0.5 mA

Headphone Speaker:
Frequency Range: 50-20,000 Hz
Coil Resistance: 32 ohm
Sound Output from 1 kHz 1mW: 114 dB Input (0 dB = 20 uPa)
Max. Input Power: 40 mW