one for on/off, hold to pair, hold long to reset bluetooth
one for noise cancellation
one for assistant
in addition it has the transport controls / battery response touch controls on the right earcup
The newer Bose 700's do have all that you have listed.
one for on/off, hold to pair, hold long to reset bluetooth
one for noise cancellation
one for assistant
in addition it has the transport controls / battery response touch controls on the right earcup