51 speaker system colour black transmission mode cable connections audio input number of speakers 6 components 1x subwoofer 2x surround 1x centre 2x front surround speaker type bass reflex system music handling capacity surround 100 watt frequency ranges surround 40 20000 hz dimensions surround wxhxd 95 x 155 x 95 mm weight surround 045 kg subwoofer type active dimensions subwoofer wxhxd 160 x 325 x 280 mm subwoofer weight 5 kg