The ICOM IC-HMB/Robyn/President Microphone Set of 3 consists of high-quality microphones designed specifically for ICOM radios. These microphones are compatible with ICOM devices and feature 8 pin connectivity for easy installation. With the trusted brand of Icom, users can expect reliable performance and clear communication when using these microphones in their radio communication systems. Additionally, the set of 3 allows users to have multiple microphones on hand for various communication needs.