WONDERBOOM 4

The Ultimate Ears Wonderboom 4 is the closest thing we've found to an ideal all-around portable Bluetooth speaker, thanks to its great combination of performance, ruggedness, and portability.

One of the best portable speakers on the market gets even better thanks to USB-C charging, with great sound quality, superb durability, and an attractive price point.

The Ultimate Ears Wonderboom 4 is a compact, durable Bluetooth speaker with impressive sound quality, solid battery life, and travel-friendly design, making it one of the best options in its price ran...

The Wonderboom 4 is an excellent, rugged portable Bluetooth speaker with a fantastic audio range, long battery life and simple controls.

The Ultimate Ears Wonderboom 4 packs impressive bass and audio richness into a small, budget-friendly speaker with excellent build quality.

The Wonderboom 4 is a fantastic all-rounder with great battery life, a colorful design, simple controls, and an impressively wide sound profile.

The Ultimate Ears WONDERBOOM 4 is one of best portable Bluetooth speakers, offering a durable speaker with excellent sound quality.

The Wonderboom 4 is an excellent, rugged portable Bluetooth speaker with a fantastic audio range, long battery life and simple controls.

The speaker that sounds bigger than it actually is.

Ultimate Ears’ latest Boom speaker isn’t a big overhaul compared to what came before, but it’s a great option nonetheless for getting the party started in style.

The Ultimate Ears Wonderboom 4 is a standout portable speaker that blends durability, great sound, and user-friendly features.

The Ultimate Ears WONDERBOOM 4 is a portable Bluetooth speaker designed for outdoor use.

The Ultimate Ears Wonderboom 4 had acceptable overall sound quality with decent volume for medium rooms but exhibits noticeable shortcomings in bass, midrange, and treble reproduction.

The Ultimate Ears UE Wonderboom 4 is an ultraportable wireless speaker that you can buy for under £100.