Product Details  Display 5inch E-INK (EPD) Resolution: 800*600 8 Level Grey Scale Technology: E Ink Electronic Paper E Ink Book Reader,E Book 1.Specification ITEM E-Book Display Technology: E Ink® Electronic Paper Screen Size: Approx. 5 Measured Diagonally Resolution: 800(H)×600(V) Gray Scale: Max. 8-Level Gray Scale Media Format Supported TEXT: TXT, HTXT, PDF, HTML Image: JPG, PNG GIF,BMP Audio: MP3 Storage Media SD Memory Cards- 2GB  Language English Simplified Chinese Traditional Chinese  Pre-install book English:  Simplified Chinese:  Traditional Chinese:  Power Battery Type: Rechargeable Lithium-Polymer Battery Life(Approx.): 3.7V, 1500mAh Recharging Time:  Approx. 4 Hours with USB charging from powered Computer or Approx. 2 Hours when using AC wall charger AC Power: AC Charger requires 100-240V~, 50-60Hz, 0.6A System Requirements(for download book data from usb) Operating System: Windows® XP, 2000, vista Processor: 800MHz Intel® Celeron class processor or better RAM: 128MHz Minimum Hard Drive: 64MB Minimum available Hard Drive Space USB Port: USB 1.1 or faster USB port Dimensions Weight: Approx. 170 grams without cover Measurements: 108*152*12 mm (without cover) Temperature Operating temperature: 32 to 104 degrees F (0 to 40 degrees C) Storage temperature: -4 to 113 degrees F (-20 to 55 degrees C) 2.Hardware Specification ITEM Hardware Description Processor Ingenic JZ4740 processor, clocked at 336MHz FLASH 512MB FLASH RAM 64MB SDRAM Display 5 PVI EPD Input/output Ports and Expansion Interfaces USB Device: USB mini USB connector  SD memory card slot 3.5-inch stereo audio out jack LED Green color led: indicating work status Red color led: indicating charging status Buttons Power Switch: Power ON/OFF Volume Control: UP and DOWN Function Key: PageDown, PageUp, etc.,  Power Consuming Less than 200mA/3.3v at EPD refresh time(not include wireless module),Less than 2.0mA/3.3v at sleep time.It can show more than 7000 pages continuously with full charged battery.  3. Software Specification ITEM Software Description Operating System 2.6 linux kernel MP3 Player .mp3 Reader TEXT: TXT, HTXT, PDF, HTML Image: JPG, PNG GIF Doc, FB2, CHM, RTF, EPUB, GIF, (not available yet) Office Microsoft Word, EXCEL, PPT (not available yet) 4. Package ITEM Number Remark Device 1 Dark, write Charger 1 Menu 1 USB cable 1 Cover 1 PU Handset 1 Decorative rope 1 Offer 5inch Electronic Book Reader,Digital Book,E-INK Book reader