David Clark H3440 Behind-The-Head Wired 2-Way Communication Headset with Microphone - Each

Series 3400 Headsets are designed to provide crisp, clear Passive noise attenuation rating of 23 dB communications and effective hearing protection in high noise environments. They are engineered to be compatible with David Clark Series 3100, 3400 and 3800 Intercom Systems and Series 3000 Mobile Radio Adapters. The Model is a dual-ear, behind-the-head style headset capable of affording comfort and communication clarity over long periods of time and designed for use under protective head gear. It utilizes the M7-A electret, noise cancelling microphone, delivering excellent speech intelligibility. A microphone on/off switch is also included. Durable construction and quality components are found throughout the Series 3400 headsets, with enhanced comfort features for exceptional comfort in any temperature or environmental conditions. Noise-attenuating ear cups provide clear isolated reception of the connected parties by either intercom or radio, while effectively protecting the user's hearing. David Clark created the world's first noise attenuating communication headsets and continue to lead the world in delivering quality communication tools.

• Crisp, clear communication in demanding environments
• Dual-ear, behind-the-head style (for use under fire helmets, hard-hats or other protective head gear
• Provides isolated reception and exceptional speech intelligibility
• Rugged and reliable
• M7-A electret, noise-canceling microphone
• BTH style for applications requiring hard hats or protective headgear
• Microphone on/off switch on ear cup
• Patented hybrid, wire-flex boom assembly, 280° rotational, for perfect microphone placement on left or right side
• Dynamic earphone elements
• Adjustable overhead support assembly for custom fit
• Reversible headband spring assembly allows positioning of microphone boom on left or right side
• Undercut, ‘Comfort Gel' ear seal cradles the ear to provide superior comfort
• Noise Reduction Rating (NRR): 23 dB