Stereo pc speaker 21 pc speaker system transmission mode cable power rating 11 watt effective output 80 watt frequency response 70 20000 hz speaker system 21 system suitable for desktop pc game console blu ray player audio system notebook speaker controls corded remote rated power front 2 x 3 watt front dimensions 15 x 93 x 9 cm rated power subwoofer 5 w subwoofer dimensions 19 x 13 x 17 cm