As the second half of its name implies, it's the little brother of Gear4's larger wireless BlackBox system. As the first half implies, it's a black box.
The smaller sibling isn't wireless, unfortunately, which is one reason the traveling speaker goes for about $40, as quoted by Electronista. Gear4 claims that the USB device has unusual quality for its size, thanks to an "SFX gel base driver" along with a standard one that improves its bass and high notes, respectively. Either way, it could be a perfect addition to a geometrically inspired decor, along with the "Audio Cube" ottoman.