... reproduction ,well suited for any PA application,in cluding home Karaoke ,education ,seminas ,business conferences ,worship centers ,exhibitions ,aerobics ... power to supply 160 watts' amplifier.4. Functional anti-shack DVD player can avoid 180 degree swing & falter, which is suitable ... advanced double surface SMT circuit9.Built-in DVD player ,FM radio receiver,can play DVD,VCD,CD,MP3,MP4 disc10.USB,SD ...