MP3 player Moulde with USB & SD , remote control . Plays Mp3 and wav files . Suitable for HI-Fi system , amplifier , speaker * ... With USB / SD / AUX/ FM(AUX ,FM Optional)*MP3 decorder support 32–320kbpss*Play/Pause, Next , Previous ,Vol- ,Vol ... number over 9 , just input the numbers in series . Amplifier Mp3 Player