Description Bayou 14 oz Combo Water Bottle & Wireless Speaker features double-wall vacuum insulated stainless steel construction. Insulated screw cap with D-ring handle allows for hanging. Mix and match band colors to create your own colorful collection. Wireless connection up to 30 ft. Playing time: 2-1/2 hours | Charging time: 2 hours. Powered by a Lithium-Ion battery. FDA certified.