HI to LOW IMPEDANCE ADAPTER/Mates civilian headset (amp'd mic and 300 ohm earphones in parallel) to military ICS (5 ohm dynamic mic input and 10 ohm phones output), under panel...
HEADER ASSEMBLY/ICS KEY VOX SLIDE & DPDT PTT W/MIC HI INTERRUPT
ICS Slide switch & XMIT 3NO PTT without microphone interrupt.
CIGJ93 HEADSET ADAPTER ASSEMBLY/GENERAL AVIATION JACKS TO U-93A/U PLUG/WIRED CIVILIAN HELO/BUILT IN CASE/NO CABLE
ADAPTER CABLE/12 length, general aviation jacks (in case) to U-384/U plug (wiring option 6, C-12)
MICROPHONE ASSEMBLY/Electret boom microphone assembly , 6 flexible boom, boom mount, water resistant windscreen and 3 cable with U173/U plug.
ELECTRET BOOM MICROPHONE ASSEMBLY/10 flexible boom, boom mount, water resistant windscreen and 3' cable