Bumpboxx, purveyors of large retro speakers, has a Kickstarter campaign up for the BB-777, a full-featured modern boombox modeled closely on the legendary Sharp GF-777, a grail item for 1980s gadget ...

Is the Bumpboxx BB-777 the ultimate all-format boombox? AM/FM, Dual cassette, CD, Bluetooth, USB and 270W output for $649? The retro audio wave isn’t slowing down—it’s getting louder. And heavier.

There was a time when size was everything. When it came to scale, functionality and power, the bigger the stereo the better. Academic papers have been written about the role of portable audio in urban ...