JBL Xtreme Splash Proof Portable Wireless Bluetooth Speaker - BlackThe JBL Xtreme Splash Proof Portable Wireless Bluetooth Speaker in Black. Packing a massive rechargeable 10,000mAh li ion battery that supports up to 15 hours of playtime and dual USB charge out. Whether indoors or outdoors, poolside party or backyard barbeque with its Splashproof fabric design that's in Black. It also features a noise and echo cancelling speakerphone for clear Conference calls, and JBL connect that can wirelessly link multiple JBL