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Cyber Acoustics

Cyber Acoustics AC-840 Internet Communication USB Mono Headset

$18.10
87 availableas of 09/19/2026

Order within for shipment today

Should arrive by Thu, Oct 1 with free ground shipping

Compliance, certifications and origin

  • RoHS
  • Origin: Switzerland
Rated excellent by our customers Read our reviews

Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

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Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Overview

Slick, comfortable, and awesome quality, the AC-840 USB mono headset is a great choice for anyone doing VoIP. Bring your ears to attention with the AC-840's 30mm dynamic driver. The adjustable, over the head design fits comfortably on any head size, and the flexible, noise-canceling boom mic's 180-degree rotation gets the job done, no matter your preference. The in-line volume control and mute switch are conveniently located within reach, and comfort is no issue with the AC-840's soft, leatherette ear pad. Chat in style.

FEATURES:
  • In-line volume and mute control
  • Unidirectional noise-canceling microphone
  • Leatherette ear pad
  • Adjustable headband
  • Ambidextrous boom arm (swings for left or right side use)

Technical specifications

General Information

Manufacturer Cyber Acoustics, LLC
Manufacturer Part Number AC-840
Manufacturer Website Address http://www.cyberacoustics.com
Brand Name Cyber Acoustics
Product Model AC-840
Product Name AC-840 USB Mono Headset
Product Type Headset

Technical Information

Connectivity Technology Wired
Cable Length 7 ft
Impedance 32 Ohm
Minimum Frequency Response 20 Hz
Maximum Frequency Response 20 kHz
Features Adjustable HeadbandIn-line Remote

Earpiece

Earpiece Design Over-the-head
Earpiece Type Monaural
Driver Size 1.18"

Microphone

Microphone Technology Noise CancellingUni-directional
Microphone Design Boom
Integrated Microphone Yes
Microphone Sensitivity -47 dB

Interfaces/Ports

Host Interface USB

Physical Characteristics

Ear Cushion Material Leatherette

Miscellaneous

Additional Information
  • Mic Power Voltage: 1.5v to 10v
  • -67dB V/Microbar
Compatibility PC's, Macs, Chromebooks, Microsoft Surface, and USB equipped tablets and laptops
Green Compliant Yes
Environmental Compliance Restriction of Hazardous Substances (RoHS)
Country of Origin Switzerland

Ratings and reviews

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Shipping and returns

Free shipping on most items when you spend $100 or more. In-stock items ship on the next open shipment slot. The buy box above shows the live order-by countdown and the estimated arrival date.

Need to send it back? Start a return online with a Request RMA and our team will take care of you. Keep the original packaging. Items must be returned in the condition received.

Questions about shipping or returns? Chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.