Icom HM-127B Command Mic in Black 11 buttons allow you to control all Icom IC-M402 and IC-M502 functions except DSC operation, or most IC-M602 functions except DSC operation and Hailer mode Size: W 2 11/32 in x H 4 25/32 in x D 1 3/16 in Weight (approx.): 8.8 oz Built-in LCD Submersible to JIS-7 specifications