WHAT DOES BLUETOOTH SPEAKER WITH MICROPHONE SM MEAN?

�?It's not cheap. Bose things is just not recognized for currently being cheap �?and the SoundLink Flex gen 2 isn't any different.It's larger and heavier than our other top picks at about four kilos �?far more for sitting down on a table or stoop than attaching to your bicycle. (It does occur with a carrying strap, which attaches on the metal