There is an app You should use with the SoundLink Max, but it isn't really required. If you do utilize it, you will get entry to EQing, speaker customization choices, and firmware updates. It is a strong alternative for anybody in search of crisp readability with accurate lower-finish thump https://www.bluetoothspeaker.top/colorful-led-tws-rechargeable-stereo-bluetooth-speaker-with-fm-radio-strap-speaker/