MOBI (Mobi pocket eBook) - This format is specially developed for the Amazon Kindle appliance, which from other formats of digital books, supports only PDF and TXT.
.mobi (Mobi pocket e Book) - is a format of digital books, with texts based on XHTML code, which permits you to use frames and elements of Java Script. MOBI format includes the support of copyright protection from DRM (Digital Right Management), images and tables (chart). This format provides to implement inter-active operations, such as communion correction, remarks and as well as, creating annotations and bookmarks. MOBI- format was developed for optimization of graphic images on mobile devices with low performance.