Amazon.com: Ultimate Ears Wonderboom 2 Waterproof Bluetooth Speaker (Crushed Ice Grey) Bundle with USB Wall Charger and Micro USB Cable (3 Items) : Electronics
Amazon.com: ULTIMATE EARS WONDERBOOM 2, Portable Wireless Bluetooth Speaker, Big Bass 360 Sound, Waterproof / Dustproof IP67, Floatable, 33-m (100-ft) Range - Deep Space : Electronics
Logitech International - Ultimate Ears Brings Even Bigger Sound and Bass in the Portable WONDERBOOM™ 2
Blogger review of the new Ultimate Ears WONDERBOOM 2 Ultraportable Bluetooth speaker - YouTube
UE Wonderboom 2 Review: This $100 Bluetooth Speaker Packs a Big Punch | Tom's Guide
UE WonderBoom 2 Review: The perfect portable speaker