But that’s not why we’d get this speaker. On its own, it’s just a superb-sounding, rugged very little speaker that can go just about anywhere. For all 25 speakers we tested, the average battery life was slightly under 17 hours. The Sony Ult Field 7 wins the title for https://www.bluetoothspeaker.top/best-selling-products-willen-vintage-radio-portable-travel-camping-bluetooth-speakers/