Dynamic Modern Sound System 2.0 Channel Multimedia Speaker Mellow and clear timbre Built-in active amplifier Pure and elegant sound quality with unsurpassed effect In compliance with acoustics and aesthetics rationale Specification Output Power RMS 8W (4W X 2) Connector 3.5mm connector Speaker Unit 2.5” 4 x 4W Input Sensitivity 600 +-100mV Speaker Dimension 110 mm x 65 mm