Koss SB40 20Hz Communication Stereophone with Microphone

Koss SB40

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Model SB40

UPC Code: 021299143131

Provantage Code:  KOSS140

Condition:  Factory New

  • Product Type: Headset
  • Connectivity Technology: Wired
  • Earpiece Design: Over-the-head
  • Limited Warranty: Lifetime
  • Maximum Frequency Response: 20 kHz

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ElectronicsAudio ElectronicsHeadset/Earsets

Koss SB40 Specifications

    SB40 20Hz Communication Stereophone with Microphone


    Left View
    A communications headphone is a model that has a microphone attached to the headphone. A communications headphone may have a variety of uses, DJ and home recording, telephony or with voice recoginition and voice activation computer software. While delivering similar features as a conventional headphone, a communications headphone allows you to communicate or record.


    • Stereophone with dynamic microphone for hands-free communication from your personal computer
    • Dynamic microphone for optimized pick up pattern
    • Closed leatherette ear cushions for maximum isolation and deep bass
    • Adjustable, cloth sling and headband for added comfort during extended wearing periods
    • Straight, dual entry 9 foot cord

At a Glance

    • Noise cancelling microphone
    • Full range of sound brings games to life
    • Microphone eliminates excessive background noise for greater ease of use with PC voice applications, such as speech recognition
    • Soft leatherette ear cushions envelop ears for long-lasting comfort and maximum isolation without excess pressure
    • Adjustable headband fits most head sizes
    • Independent 3.5mm plugs for easy headphone and microphone connection
    • Covered under the Koss Stereophones Limited Lifetime Warranty


    With a dynamic element that delivers premium sound at all volume levels, Koss SB40 Full Size Communication Headsets are ideal for gamers who crave deep, sound bass. Equipped with a noise cancelling microphone that eliminates excessive background noise for greater ease of use, it's one headset every gamer should have in their arsenal.

    Large, closed, leatherette ear cups surround the ear for maximum isolation and increased comfort, and also offer high noise sensitivity and reduced sound distortion. The SB40's sound is so efficient, you'll hear your opponents before they even know you're there. Designed to withstand the rigors of daily wear, this Koss gaming headset fits like new even after years of kicking butt and saving the world. Like the SB45, the SB40 will bring your games to life.

    Ideal for gamers who enjoy deep bass, the SB40 features a dynamic element for premium sound at all volume levels. Incorporating a frequency response of 20-20,000Hz, the SB40 delivers a full-range of sound that will bring your favorite games to life.

    Whether you're alone or online, the SB40's sound will be so efficient that you'll hear your opponent before they even know you're there. Its large, closed ear cups surround the ear for maximum isolation so you can stay focused on saving the world or kicking a forty-yard field goal


    Adjustable Headband


    Noise Isolation


Product NameSB40 20Hz Communication Stereophone with Microphone
Product TypeHeadset
Earpiece DesignOver-the-head
Earpiece TypeBinaural
Minimum Frequency Response20 Hz
Maximum Frequency Response20 kHz
Microphone DesignBoom
Product ColorBlack
Connectivity TechnologyWired
Form FactorEar-cup
Sound ModeStereo
Host InterfaceMini-phone (3.5mm)
Cable Length9 ft
Connector PlatingGold Plated
Product ModelSB40
Impedance120 Ohm
Microphone TechnologyNoise Cancelling

Noise Reduction



Limited WarrantyLifetime
Distortion (<)0.2%
Earpiece ControlsVolume
Earpiece Sensitivity96 dB
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Koss Model SB40