JBL Xtreme | JBL's ultimate splashproof portable speaker with ultra-powerful performance and comprehensive features
JBL Xtreme Specs, Specifications - Tom's Tek Stop
Amazon.com: JBL Xtreme 3 - Portable Bluetooth Speaker, Powerful Sound and deep bass & Clip 4 - Portable Mini Bluetooth Speaker, Big Audio and Punchy bass, Integrated Carabiner, IP67 Waterproof and dustproof : Electronics