Long-life rechargeable battery with nearly fifty hours of cordless sound and USB port for charging devices This optional charging cradle accent (bought separately) is the best home for your Bose Portable Smart Speaker. Keep your speaker’s battery full after you’re not using it �?or keep the music playing even https://www.bluetoothspeaker.top/wireless-bluetooth-speaker-hifi-led-loudspeaker-music-surround-bass-box/