US Patent 11882418 Audio switching system and device

Embodiments of an audio distribution module and system provide a compact and rugged audio switching device including a radio control unit in communication with an operator control panel. In various embodiments, an audio switching fabric is included with audio relays for directing the transmission and receipt of audio content between a headset in communication with the operator control panel and one or more radios in communication with the radio control unit, facilitating transmission and receipt of audio communications between the radio(s) and the headset.