Andrea NC-185VM Stereo Computer Headset with Volume/Mute Controls with USB A Connector

• Power - USB 
• Microphone Input - 1 Channel
• Audio Output - 2 Channel-stereo
• 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
• 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

When high quality audio is your top priority, look no further than the Andrea Communications NC-185VM USB Stereo Headset, offering unparalleled speech and sound clarity with the convenience of in-line volume and mute controls. The exclusive noise-cancelling microphone, with a windsock that minimises breath popping, has been awarded the coveted "6 Dragon" rating for speech accuracy by Nuance.

• Proprietary noise-cancelling microphone with windsock to minimise 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 cushions.
• 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 plug.
• Well-built and cost-effective

Compatibility:

• Windows 8, Windows 8.1, and Windows 10
• Apple: Mac OS X 10.5 and higher
• MacBook with USB-C ports require C-400 USB Type C Adapter for USB connectivity