e book display 5 inch with speaker e book display 5 inch with speaker Unique screen: 5 inches display screen ... -dat FLV, 3GP, formatThe screen size ia 5 inchesSD expansion cardBookmarks functionBrowse mode: support manual mode ... traditional ChineseAutomatic shutdown time: support for 3 minutes, 5 minutes, 10 minutes, 15 minutes, 20 minutes, ... ,digital cable. e book reader display 5 inch with speaker