David Clark M-77/DC Microphone – Electret Noise-Cancelling Mic Replacement (09168P-57 / 09168P-43) ICOM A14 aircraft-grade interface between the Bose

aircraft-grade interface between the Bose A20 headset (6-pin LEMO) and helicopter communications equipment that uses the U-174/U single plug

Ideal for use on rigid flanges

Since the B0 setup does not include the standard 1-inch quick release clips

OEM drilled right-side ear dome for David Clark headsets using the DIV 8810 shell

David Clark M-77/DC Microphone – Electret Noise-Cancelling Mic Replacement (09168P-57 / 09168P-43) ICOM A14 aircraft-grade interface between the BoseDavid Clark M 77 DC Microphone Electret Mic Replacement (09168P 57 09168P 43) Overview The David Clark M 77 DC Microphone (09168P 57) is an OEM replacement electret microphone designed for use with various David Clark headset models. Engineered to deliver clear, crisp voice transmission in aviation communication environments, this mic provides low current draw and superior noise cancelling capability. Previously known under part number 09168P 43, its