List of devices attached1PASH9ADMX9305 no permissions; see [http://developer.android.com/tools/device.html] usb:1-1.4 transport_id:13
Killing the server withand starting one as sudo with
adb kill-servermade the device go from "no permissions" to "unauthorized", and I was able to authorize the system inside the headset.
sudo adb start-server
sudo apt install adb