... -150Hz, 120Hz-18KHzDistortion@ REF:<=1%Speaker Unit:Satellite:3"*2Subwoofer:5.25"Product dismensions:Satellite(W ... 40'G/40'H:640/1260/1572Description:1. 2.1 home theater with built-in USB and ... control, LED display2. volume, bass, treble control3. 2.1 home theater adapts to computer, laptop, DVD, VCD, CD ... TV, mobile phone and other audio input4. 2.1 home theater with FC, CE certificates Accessaries:3.5mm ...