Product details:

The SM-30 Desktop Microphone, is an entry level desktop microphone designed to work with Icom's range of HF base station radios. Goose-neck desktop microphone with an 8-pin metal connector PTT / PTT lock switches Low-cut filter Cosmetic design matches smaller sized base station radios Voice characteristics designed for SSB and FM Adjustable microphone output level Suitable for all Icom base units. IC-7000 and IC-7100 requires OPC-589.