... ----Linux2.6RAM Memory----SDRAM 64MBBattery-----Li-ION 1200mAhBattery Life----7700 screen refresh (est. 3 months based on reading speed of ... 500pages per week)I/O----"3,5mm stereo audio jack for earphones, USB Port ... mp3(32kbps-384kbps), wma(32kbps-192kbps), "Font size changing function----5 sizesOther features----page number indication, search book by filename, auto- ...