Harris Corporation has been awarded a $75 million order to provide the US Marine Corps with MUOS (Mobile User Objective System) narrowband satellite communication upgrades to the service's Falcon III AN/PRC-117G manpack radio fleet. The order is part of the Navy Portable Radio Program five-year IDIQ contract received in 2017. In addition to the MUOS upgrades, Harris will deliver ancillary devices for the AN/PRC-117G radios currently fielded by the USMC.