... ,remote control+VFD,karaoke 2.Adapts to many audio devices 3.Passed FC,CE Digital home theater speaker ,1.USB,SD ... response:50Hz-150Hz, 120Hz-18KHzDistortion@ REF:<=1%Speaker Unit:Satellite:3"*2Subwoofer:5.25"Product dismensions:Satellite(W*H*D):105 ... input4. 2.1 home theater with FC, CE certificates Accessaries:3.5mm stereo audio cableuser manualremote control Digital home theater speaker ...