The Sony LinkBuds Speaker is a nice little unit. A compact rectangle built to a solid standard and with a dependable IPX4 ...

and some giant party speakers together under a single sub-brand? Sony says that it has identified two key features that its buyers value: big bass sound and lots of power (i.e., volume).

I’ve had my share of speakers that conk out halfway through a BBQ, but Sony’s SRS-XG300? Not this one. It’s IP67-rated, so rain, dust, or accidental drops don’t faze it—and right now ...