A good rule of thumb is the larger the speaker, the longer the battery life. But this isn’t always true, items like a lot more updated Bluetooth firmware versions can enormously impression power efficiency, and also a large Bluetooth 4.0 speaker won't final as long as you’d assume relative https://www.bluetoothspeaker.top/factory-price-altavoz-inalambrico-5-1-cellphone-smartphone-bloutooth-bloothoth-speaker/