Cyber Acoustics AC-840 Usb Mono Headset Internet Communication & Boom Mic
Cyber Acoustics AC-840 Usb Mono Headset Internet Communication & Boom Mic
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Cyber Acoustics AC-840 Usb Mono Headset Internet Communication & Boom Mic


MFG. PART: AC-840 UPC: 646422101323
  • 30mm Dynamic Driver
  • Noise Cancelling Boom Mic
  • In-Line Volume and Mute Control
  • Leatherette Earpad
  • Wear on Right/Left Side
  • PC and Mac Compatible
  • Cyber Acoustics AC-840 USB Mono Headset
  • Cyber Acoustics AC-840 Internet USB Mono Headset
  • Limited 1-Year Warranty
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 pads. Chat in style.

General Information

Manufacturer: Cyber Acoustics, LLC
Manufacturer Part Number: AC-840
Manufacturer Website Address:
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 Headband, In-line Remote


Earpiece Design: Over-the-head
Earpiece Type: Monaural
Driver Size: 1.18" (30 mm)


Microphone Technology: Noise Cancelling, Uni-directional
Microphone Design: Boom
Integrated Microphone: Yes
Microphone Sensitivity: -47 dB


Host Interface: USB

Physical Characteristics

Ear Cushion Material: Leatherette


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
Environmentally Friendly: Yes
Environmental Certification: RoHS
Country of Origin: Switzerland
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