Amazon.com: Ultimate Ears WONDERBOOM 3, Small Portable Wireless Bluetooth Speaker, Big Bass 360-Degree Sound for Outdoors, Waterproof, Dustproof IP67, Floatable, 131 ft Range - Active Black : Electronics
Amazon.com: Ultimate Ears Hyperboom Portable & Home Wireless Bluetooth Speaker, Loud Speaker, Big Bass, Water resistant IPX4, 150 Ft Range – Black : Electronics
Ultimate Ears Boom 3 speaker review: Great sound in a stylish body | Mashable