The Icom Airband HH (Handheld) radio is a portable device designed for aviation communication. It operates at a power output of 6 watts, allowing for clear transmission and reception over long distances. It is equipped with NAVCOM functionality, which combines both navigation and communication capabilities, commonly used in aircraft. The model includes features like compatibility with various aircraft communication systems (BP288, BC224, BC123SA), and can connect via the OPC2379 cable for interfacing with external devices or systems. This model is often used by pilots, flight crews, and aviation enthusiasts for reliable airband communication.