KORE Headset LLC makes aviation headsets and pilot gear aimed at putting professional-grade communication within reach of student pilots. Launched in 2015 from a family business with more than 30 years in aviation and communications-equipment manufacturing, the American company is best known for value-focused passive-noise-reduction headsets such as the KA-1, which is used by more than 50,000 pilots and recommended by flight schools. KORE also supports its headsets with replacement parts and a five-year warranty on the KA-1.