mp4 player with TF slot 1.1.8"screen mp4 2.built in memory 3.support micro sd card 4.function:music,video,ebook ... micro sd card4.function:music,video,ebook,FM,etc. screen mp4 player with TF card slot Feature Features and Desriptions:screen mp4 player with TF card slot Unit ... -in memory,also support micro sd card 2.no built in memory,need insert micro sd card. - Support MP3, WMA,WMV music format ( ...