Icom HM-211 Mike to suit IC-400PRO & IC-410Pro ICOM HM-211 Noise Cancelling Speaker Microphone The active noise canceling microphone HM-211 can automatically reduce noise in extremely noisy environments and assist in transmitting clear and accurate audio. Suits ICOM IC-410Pro and IC-400Pro Weight - 220 gm Dimensions - 65 (W) x 105 (H) x 35 (D) mm Share Buy $139.00 Shipping Details Shipping cost for item: $10.00