... – AV-IN, USB,SD Card ,USB flash disk,built-in playerPort:ShenzhenMinimum Order Quantity:1 Piece/PiecesSupply Ability:50 ... format.E-booksSupport e-book reading and recording, automatic page.Keysplay/pause,back/menu,reset,volume up/down,left/ ... next.LanguageChinese, English, French, Japanese, Spanish, German, etcSpeaker1*1W built in SpeakerMemory2G RAM,Support TF CardPower supply modePower supply 5V ...