BOSE A20 AVIATION HEADSET We put in decades of research to deliver a headset that stands the test of time. For over 10 years, the A20 has been synonymous with the technologies that define the aviation headset category. With its comfortable design and 30% greater noise reduction than conventional aviation headsets, the A20 is the headset of choice for pilots around the world. Enhance your flying experience. Start a 60-day test flight at Bose.com/A20. Financing available through Bose Pay. Connect with us @BoseAviation © 2022 Bose Corporation. All rights reserved.https://www.bose.com/en_us/products/headphones/aviation_headsets/a20-aviation-headset.html?mc=25_PT_A2_AO_00_Q2_PTTES