Bloc mono The 8300MB is a pocket powerhouse, housing 250W of pure, balanced amplification. 8300MB’s full power output is delivered into any loudspeaker load – unconditionally. Massive reserves of power are available for high current drive capability to power and control the mightiest of speakers.This latest development of the Audiolab range now features a fully balanced power stage making the most of the balanced XLR inputs. This makes 8300MB a perfect match for the M-DAC using its balanced outputs, even over long cables.