Long-life rechargeable battery with as much as fifty hours of cordless sound and USB port for charging devices This speaker delivers lush sounds in a compact size, is exceptionally portable, charges over a wireless pad, and integrates with other Sonos speakers seamlessly Extended Warranty Plans Defend your Bose devices https://www.bluetoothspeaker.top/boombox-best-bluetooth-speaker-for-outdoor-waterproof-wireless-speakers/