There is certainly an application You need to use with the SoundLink Max, but it isn't obligatory. If you are doing use it, you will get usage of EQing, speaker customization possibilities, and firmware updates. Luckily, some producers In addition record the predicted hrs of battery life when used https://www.bluetoothspeaker.top/wireless-bluetooths-stereo-speaker-creative-inalambrico-bluetooths-stereo-speakers/