The headset has been completely re-engineered for significantly increased noise reduction in even louder environments. With an improved degree of comfort you will appreciate and the crystal clear audio you expect from Bose.
the A20 Aviation Headset now includes auxiliary audio input and Bluetooth phone connectivity.The Bose® A20 aviation headset is our most advanced pilot headset yet
This A20 Aviation Headset has a coil cord with Bluetooth and 6 pin Lemo which plugs into overhead flexpower connector kit so it runs off ships power without need of batteries to run the ANR/Bluetooth.