For us, the speakers that amazed us the most with its battery life were Bose, Ultimate Ears, and Turtlebox. You furthermore may want to take into account how the battery holds power over time. Will the several hours gradually dwindle down after a year of use? Two years? Accidents https://www.bluetoothspeaker.top/bluetooth-speaker-china-tws-multimedia-wireless-party-box-sound-load-bluetooth/