In 1975 David Clark Company introduced the first headset specifically designed to provide hearing protection for pilots while also providing clear, isolated reception and crisp transmission at normal voice levels in a noisy aircraft. The David Clark H10-13.4 has long been an excellent value in a passive headset.

Features:

• Super-Soft, Double Foam Headpad.
• "Undercut" comfort gel ear seals.
• Certified Noise Reduction Rating - 23 dB.
• Reduced headband force.
• Weighs 13.4 oz.
• Universal Flex Boom for perfect microphone placement.
• Exclusive M-7A, the most advanced noise-canceling
  microphone available.
• Low-profile volume control knob with detent settings.
• Molded cord assembly made to exceptional pull and
  flex standards.
• 5-year Guarantee.
• FAA TSO Approved C57 Cat. B and C58a.
• Exceeds RTCA/DO-214 Standards.
• This standard mono model includes a five foot straight
  cord and dual plugs for fixed wing aircraft.