Portable 113 is the ultimate, high-powered portable bluetooth speaker with powerful stereo sound and a power bank all in one package. The portable 113 takes the party everywhere, poolside or in the rain, thanks to the waterproof design, durable fabric and rugged housing. Its high-capacity 4,000mah battery provides 20 hours of playtime and can charge your smartphones and tablets via its USB output. A built-in noise and echo-cancelling speakerphone gives you crystal clear calls with the press of a button. Wirelessly link multiple connect-enabled speakers to amplify the listening experience.Sound to go: the speaker has a built-in 6,000mah lithium-ion battery. Reliably get about 2 to 4 hours of playtime on a single full charge comes with convenient charging.