Ultimate Ears Boom 4

The Boom 4 is a cylindrical portable Bluetooth speaker from Ultimate Ears, the fourth model in the Boom line. It is rated IP67, floats and is drop-proof, plays for up to 15 hours per charge and can link with other Boom, Megaboom, Everboom, Epicboom and Hyperboom speakers through PartyUp. Its plastic parts include at least 52% certified post-consumer recycled plastic by weight.

Text from OyList