... in:yes(*1), docking:USB DISK,SD/MMC,IPOD/Iphone,,surround mode,remote control unit.4.FM:20 PLL FM radio ... Output(with 10% THD):76w(total). Main sound box(center/surround front/):16w*2 ,6ohms,at 1khz(AMP),subwoofer:40w,10ohms ... inch silk tweeter speaker *2(front/center.surround speakers), subwoofer speakers:5 inch bass speaker*1,speakers:magnetically shield7.frequency range:front:110Hz-20KHz ...