For us, the speakers that impressed us the most with its battery life were being Bose, Ultimate Ears, and Turtlebox. Additionally you want to take into consideration how the battery holds power more than time. Will the hrs bit by bit dwindle down following a 12 months of use? https://www.bluetoothspeaker.top/bluetooth-speaker-support-bluetooth-tf-usb-with-a-wireless-microphone-function/