Bluetooth V5.0, has longer transmission distance, most far no obstacle distance of 15m , Higher reliability and more energy saving, higher energy efficiency. Featuring a built-in Li-ion 700mAh rechargeable battery to ensure up to 12 hours solid playtime when set to 50% volume. Recharge in just 2.5 hours with the micro USB cable included. The only button on the speaker is the ON/ OFF button with LED indicator, which is also able to play/pause with click, play the next track with 2 clicks and play the previous track with 3 clicks.
