The BendixKing Honeywell KMA-24H Audio Panel and Intercom controls up to four transceivers and six receivers or five transceivers and five receivers. The KMA-24H has separate alternate action push button and isolation amplifiers for speaker and headphones, integral intercom with hot mike, and voice (VOX) or keyed activation for up to 5 stations. The KMA-24H has pilot push-to-talk priority that will mute other microphones while in use.

The KMA-24H is an all solid state unit measuring 1.30 inches high, 6.31 inches wide, 6.49 inches deep and weighs 1.70 pounds. The KMA-24H operates at a temperature range of -20°C to +70°C. The KMA-24H is an upgrade of the standard KMA-24 audio panel replacing the straight KMA-24's marker beacon receiver and marker beacon lights with a five-place intercom.