hot sale mini speaker for ipod/iphone mini speaker for PC and notebook Built-in active amplifier Pure and stereo hot sale mini speaker for ipod/iphone mini speaker for PC and notebook Built-in active amplifier Pure and stereohot sale mini speaker for ipod/iphone Mini speaker for PC and notebookBuilt-in active amplifierPure and elegant sound qualitywith unsurpassed effectoutput:RMS 3W+3W; S/N ...