McMaster-Carr logo
    Ear Cup Color
    Ear Cup Color
    BlackYellow
    BeigeRed
    Dark
    Green
    Headband Material
    Headband Material
    Metal
    Plastic
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    click to learn more about
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    RoHS Compliant with
    Exemptions
    Specifications Met
    Specifications Met
    click to learn more about
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    Connection Type
    Connection Type
    Bluetooth
    Pin
    4-pin USB Type A (Male)
    For Hard Hat Brim Style
    For Hard Hat Brim Style
    Cap
    Full
    Battery Life
    Battery Life
    8 hrs.
    45 hrs.
    Sound Output
    Sound Output
    Dual
    Single
    Power Source
    Power Source
    Battery
    Voice
    Cord Length
    Cord Length
    2 1/2 ft.
    4 ft.
    3-4.5ft.
    Batteries Included
    Batteries Included
    Yes
    No
    Range
    Range
    25 ft.
    33 ft.
    Material
    Material
    Plastic
    Fabric
    Headband Style
    Headband Style
    Standard
    Thin
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    48 Products