NoiseBuster PA4100<br />Behind-the-Head ANR<br />Safety Earmuff
    Close NoiseBuster PA4100<br />Behind-the-Head ANR<br />Safety Earmuff

    Product Features

    • Industrial grade, professional hearing protector
    • On/off switch and power indicator
    • Stereo input 3.5 mm audio jack
    • Up to 65 hours of use on a single AA battery
    • Adjustable Velcro headband
    • Resistant to water and moisture, contaminants,
    • mechanical shock and vibration

    Product Specifications

    • Passive noise cancellation, 24 NRR, CSA Class A, SLC(80), 23.3 Class 4
    • Active noise cancellation, up to 20dB, 20Hz to 800Hz frequency range
    • Storage temperature: -40C to +85C
    • Operating temperature: 0C to +55C
    • Audio cable length: 50cm (20 inches)
    • Power: One AA battery
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