The original Nook offers a black oneand-White eink display for viewing digital content for most navigation and add-on content provided via a color touch screen.The color Nook offers a larger color LCD display.Open the page using the arrow buttons on both sides of nook.Original Nook connect to AT&T's 3g network by free or via available wi-fi connections.Users can read books without wireless connection;Disconnecting the wireless connection can extend the charging time of the battery by 10 days.The device has a MicroSD expansion slot for additional storage and a user-Rechargeable battery that can be replaced.The battery can be charged via an AC adapter or a micro power adapterUSB 2.0 cables, all included in the new corner.The device also includes a web browser, a built-inThere is an audio player, speaker and a 3 in dictionary, chess and Sudoku games.5mm headphone jack.Supported ebook filesThe digital copyright management of the format includes: • PDB e-book reader and the electronic reader of Barno DRM, sometimes called the electronic reader of the secure EPUB format, Barno DRM, for nook-EPUB ebook download wireless transfer to proficient use of Adobe DRM, sometimes referred to as Adobe EPUB or Adobe Digital Edition format. PDF with Adobe adept drm epub with e-Reader DRM combination is a new format created for nook.Adobe promises to include support for this combination in future versions of Adobe Reader mobile software to allow other Reader devices to support this format.E-book file formats that do not support DRM include: EPUB erepdb PDF, including password-Sound file formats supported by protected PDF for music and audiobooks include MP3 and Ogg Vorbis, but WMA is not included.Image-file formats—For wallpaper, screen saver and booksCover thumbnail-Include JPG, GIF, PNG, and mp.Nook provides a "LendMe" feature that allows users to share some books with othersIt depends on the permission of the book publisher.The buyer is allowed to share a book with another user for up to two weeks.Users will be able to share the books purchased with others who use the Barnes & Noble reader app software for iPhone, iPod Touch, iPad, BlackBerry, Mac, android OS and Windows and others.Barno nook system identifies physical stores;Customers using nook at the Barnes & Noble store can get special content and offers while the device remains connected to the store wi-fi.In addition, most e-commerceBooks in the catalog can be read for up to an hour when connected to store wi-With 1 fi network.3 software updates.To learn more about wireless reading devices or ebook reader devices, click Amazon Kindle review or nook views or read ebook reader comparison