Since the control buttons are white with a black subject, they’re very easy to see even in dim light. Connie Park/NYT Wirecutter This speaker has the sonic clarity and entire sound of a small bookshelf speaker, nonetheless it’s a lot less portable than our smaller picks. The Playtime Boost https://www.bluetoothspeaker.top/wireless-subwoofer-speakers-bluetooth-waterproof-professional-bass-speaker/