... can be connected at random by audio connector on the machine, the two channels can be shifted freelyLoudspeakers are adjustable ... loudspeakers are not magnified, the bass is not obviously effective, when loudspeakers are magnified, the bass is obviously effectiveSingle way stretched ... 60*55mm(when opening the resonance chamber, the height is 70mm)Net weight: 80g easy to control the volume , lovely ...