The PA-200TA24 and the PA-200A23 plug directly into their respective  ICOM® transceiver.
The PA-200TA24 will also work with the A3, A6 and A22 Transceiver. CMW Price $150.00

The PA-200TA23 will also work with the A5 Tansceiver.CMW Price $140.00
 

The PA-200IK plugs directly into the ICOM®A22 or Bendix-King® KX-99 handheld radios
CMW Price $130.00

The PA-200IC plugs directly into the ICOM®A2, A20, and A21 ICOM ® radios
CMW Price $130.00
 

The PA-200V plugs directly into the Vertex® VXA-100 and VXA-150 or Yaesu ® radio
CMW Price $130.00
 

Twin Layer Gel Ear Seals for
PA-1779, PA-1776, PA-1771, PA-2170 PA-2160
Series Headsets

Soft Leatherette Confor Foam ear seals for
PA-1779, 1776, 1771, 2170, 2160,
Series Headsets

PA-22F Standard Foam ear seals for conventional style headsets

PA-22G Standard Twin Layer gel ear seals for conventional style headsets

PA-22LF Standard Liquid/Foam ear seals for conventional style headsets

Soft Leatherette Confor® Foam Seals for conventional style headsets.

PA-3 Pilot USA Dynamic microphone