a communication system includes a headset including a microphone and an audio speaker installed on the headset , the headset including an rf transceiver configured to perform wireless communication with a two - way radio having a push - to - talk communication channel . the rf transceiver is further configured to perform wireless communication with an information handling system . the headset includes processing electronics configured to process an input signal from the microphone and output a first processed signal to the rf transceiver and to process an input signal from the rf transceiver and output a second processed signal to the speaker . a remote control unit is configured to perform wireless communication with the headset , the remote control unit including a remote control unit interface disposed thereon for selectively configuring the headset to function as an audio interface for the push - to - talk communication channel and an audio interface for the information handling system .