... : DDR 256MB/4GB NAND-flashExpandable Memory: SD Card, U-Disk, USB-HDD up to 8GBLCD: 7” inch TFT HD Display 800 ... /IMAP/SMTP E-mail Management, Word, Excel, PowerPoint , PDF Viewer, Image Viewer, MS WordPad, E-book reader, Calculator, etc.Audio: MP3 ... : JPEG, GIF Connectivity PortUSB 2.0 x 1 (external memory)USB 1.1 x 2 (keyboard and mouse only)SD/MMC ...