ASA HS-1A Headset + FREE HEADSET BAGJoin thousands of pilots who use the ASA HS 1A headset for safe and effective aviation communications, made by Aviation Supplies & Academics, Inc. (ASA)the most trusted resource in pilot supplies. The industry leading and best selling ASA HS 1A headset combines advanced technology, maximum comfort, high quality components, a sleek design, and a lifetime warrantyall for a reasonable price. Good communications are essential for a successful flight.