A 2 0 AV I AT I O N H E A D S E T Technology developed over 30 years. Appreciated in seconds. The Bose A20 Aviation Headset offers the right combination of noise reduction, clear communication and comfort. With Bluetooth® streaming for audio and communication, auto-on*, auto-off, side-swappable mic and FAA TSO-C139 certification, the A20 is the choice of pilots the world over. Hear the A20 difference today. Visit us at Bose.com/A20 or call 888.757.9985. Connect with us @BoseAviation © 2019 Bose Corporation. All Rights Reserved. Learn more at Bose.com/A20. *In select modelshttp://www.Bose.com/A20 http://www.Bose.com/A20