J ust-add-speakers streaming systems – single-box propositions that combine amplification with network streaming and physical connectivity – are on the rise and rise. And in a world that values convenience, and perhaps domestic space, more than ever before, that probably shouldn’t come as a huge surprise. For those who don’t have the room or desire for a system of hi-fi separates, the idea of simply connecting a pair of stereo speakers into one box that has a Swiss Army knife of functions undoubtedly carries some appeal.