The Wonderboom 4 is one our favorite Bluetooth speakers on the market. At just 1.2 pounds, it can pump out mighty sound on its own, or chain with other UE speakers for a deeper full-range experience. USB charging is simple and lasts for 14 hours between top-ups, and it’s IP67-rated for dustproofing and waterproofing, so you can take it pretty much anywhere.
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