KORE AVIATION's KA-1 is the perfect headset for all pilots, passengers, instructors, student pilots, flight schools and more. It provides maximum comfort with ultra-soft gel ear seals, clear sound with exceptional noise reduction, durability built to last and luxury you can feel with the highest-quality materials at the best value price. Designed, engineered, and manufactured by pilots and headset experts with over 30 years of experience, KORE AVIATION guarantees quality with a 5 year Manufacturer's Warranty serviced in Pilot Care Centers located in the U. S.