David Clark Headsets : H10-13S Helicopter

David Clark H10-13S Features: 

• Expanded, super-soft, double foam head pad 
• Larger, yet lighter, undercut Comfort Gel ear seals
• Universal flex boom for perfect microphone placement 
• Exclusive M-7A, the most advanced noise- cancelling microphone available 
• Low-profile volume control knob with detent settings
• Molded cord assembly made to exceptional pull and flex standards 
• Certified Noise Reduction Rating – 23 dB 
• The Stereo version of the H10-13.4 with a 5 foot straight cord and dual plugs. (Inline Stereo/Mono switch) 
• Exceeds RTCA/DO-214 Standards 
• Five-year warranty 
• Made in USA 
• FAA TSO Approved C-57b, C58a