Frontech JIL-3912 Sub Woofer System Hi-Fi System(Black)

RMS : 20W+10Wx2 Satellite Driver : 3”x2 (4? 10W) Sub Driver : 4"x1(4? 20W) Transformer : EI48x30 IC : 2030x3 Function : AUX, USB/SD, FM, Remote Sensitivity : 550MV Separation : ?40dB S/N RATIO : 65dB Frequency Response : Subwoofer : 18-200HZ Satellite : 160-20khz Power Cable : 1.2M Sub Size : 260x150x250MM Satellite Size: 85x80x150MM