There is certainly an application You should use with the SoundLink Max, but it isn't really obligatory. If you are doing utilize it, you'll get usage of EQing, speaker customization selections, and firmware updates. Any mud, dust or prints around the pores and skin could possibly be scrubbed off https://www.bluetoothspeaker.top/2200mah-baterry-outdoor-portable-speaker-wireless-bluetooth-speaker/