Soundcast Melody - Wireless Bluetooth Portable Indoor / Outdoor Weather Resistant Speaker Weather Resistant - Entertain indoors and outdoors with no fear from the elements. Stream via Bluetooth from any enabled device for wireless freedom. Play music from all of your favorite apps! iTunes, Pandora, Spotify, and more. 20 Hour Built-in Li-Ion Rechargeable Battery for extended music play on the go. Built-in Keypad Controls, adjust music without touching your device. 12-volt Automotive Adaptors included, charge up while on the go from your vehicle.