David Clark H10-66 XL Helicopter Headset

David Clark H10-66 XL Helicopter Headset Dual impedance headset with ENC technology ideal for fleet operation. •Battery Power Module - One 9 volt battery for up to 25 hours of operation •New Comfort gel, undercut ear seals •Hi-Low Impedance Switch •Increased attenuation with ENC activated, additional 17-22dB •Pilot Selectable Automatic-Shut Off Feature Included •Patented flex/wire boom with M-101 Dynamic Microphone •Volume control with detent settings adjusts to preferred listening level •Weight (without cord assembly): 24 oz •Coiled cord terminates into a U-174/U plug •Comes with David Clarks Factory 5 Year Warranty