The battery onboard lasts nearly twelve several hours. Not the best from the list, but ideal for an entire working day of listening �?check out the Tribit XSound Plus two if you want one thing with longer battery life to the same kind of cost (though it's bulkier). The https://www.bluetoothspeaker.top/best-quality-oem-noise-reduction-bluetooth-speaker-for-conference-calls-speaker/