... *5 2,With USB/SD,FM function 3, Remote controller 4, VFD & LED display screen USB/SD,FM 5.1 Home ... music.can add wma type play.3,Telescopic antenna fm radio play.4,With the remote control,add a touch of convenience ... (RMS) 3.speaker driver:woofer 5.25inch,satellite 3inch*5 4.frequancyresponse:40HZ~20KHZ 5.S/N:<70dB 6.Dimension:woofer ...