WIRELESS BLUETOOTH SPEAKER AND MICROPHONE NO FURTHER A MYSTERY

We search for how isolated the volume controls are. In other text, when your fingers search for the buttons, how many do they find? If it’s two, that’s uncomplicated. A few is similar, just with a play/pause button in the center. But a lot more than that, we have to keep in mind where the volume controls are, both on one side or flanking all of