... Presponse80Hz-18KHzFM RadioYesRemote controlYesAudio SourcePC,MP3,MP4,MD,CD,DVD player, Mobile phone,etcDifferent surface, different sound feeling ... consumption. * USB cable should be connect to PC,notebook,DVD player and so on. * Vivid shape,fine purely ... this 3.5mm sound box is adjustable. * Compact size,lightweight,portable. → Digital audio decoding amplifier → No external power supply needed ...