We try to look for how isolated the volume controls are. In other phrases, when your fingers look for the buttons, how many do they find? If it’s two, that’s uncomplicated. 3 is similar, just with a play/pause button in the middle. But more than that, we have to https://www.bluetoothspeaker.top/outdoor-wireless-long-playtime-bluetooth-speaker-for-mobile-phone-computer/