Arriving alongside the Everboom are a new swathe of fourth-gen Ultimate Ears models: the cylindrical Boom 4 and Wonderboom 4 alongside the smaller, cheaper Megaboom 4, all of which are IP67-rated.

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SAVE OVER $20: As of Jan. 21, the Ultimate Ears Wonderboom 4 speaker is on sale for $79.40 at Amazon. That's a saving of 21% on list price. Ultimate Ears is a brand synonymous with an incredible ...