... Watts 2012 hot selling high powered 2 Way Plastic Speaker Box Features:1, NEWEST 2.1 multimedia speaker2, With SD ... support USB power-supplyTechnical parameterSupport MPEG-1,MPEG-2,MPEG-2.5 audio format decoding and 8-448Kbps ... Support WMA format, code rate: > 5KpsRMS: 3W * 2(L/R) +5W(SW)S/N: ≥90dB Stereo Isolution ... DC 5VProduct picturesideFrontBack Hot selling high powered 2 Way Plastic Music System