Well this wasn't easy to find because their parent company is DPI inc. At any rate here is the website to update your ML648b MP3 Player. http://www.gpx.com/store/p/190-ML648B.aspx
all the links do not work????
I WAS GIVEN THIS PLAYER AS A GIFT, BUT I WOULD NOT RECOMEND THIS TO ANY ONE NO SUPPORT AT ALL. IF YOU CAN E-MAIL ME THE MANUAL ANY ONE AT; bursery@comcast.net i would app. it thanks bu-1