TECHNOLOGY
Big hitters
Bluetooth speakers started out as a gimmick, but now produce serious sounds – even when they look like tennis balls...
by JONATHAN MARGOLIS
Key players the HearO 3.0.
‘Today, there are hundreds of Bluetooth speakers, both stereo and mono’
Back in 2006, an obscure American company introduced an electronic novelty at trade shows. It was a pocket-sized black box, a few inches long, with two tiny speakers and a single, small ‘radiator’ that could play a bass note.