-In perfect condition aside from a few chips in the paint. (Shown in pictures)
-ANR (Noise canceling)
-Takes AA batteries (usually get 75ish hours out of them)
-Bluetooth with two different modes. One mode will play music continually with radio chatter. The other mode with pause and...
I have a Bose A20 in good condition. Not brand spanking new but isn't haven't been through Nam either. I'm asking $700 shipping included. I can post some pictures once I get someone interested. Only wear I have noticed lately has been on one of the ear cups. Minor wear, nothing major.