For us, the speakers that amazed us the most with its battery life were being Bose, Ultimate Ears, and Turtlebox. You also want to look at how the battery holds power about time. Will the hours bit by bit dwindle down following a calendar year of use? Two years? https://www.bluetoothspeaker.top/manufacture-bluetooth-speaker-wireless-stereo-hd-sound-speaker-for-home-party/