Long-life rechargeable battery with as much as fifty hrs of cordless sound and USB port for charging devices The Sonos Roam is the only speaker we tested that's create to take benefit of the at any time more ubiquitous wireless charging stations. If you have a couple of wireless https://www.bluetoothspeaker.top/trending-products-rechargeable-amplifier-wireless-partybox-bluetooth-speaker-sound-box/