Has some pros: The book immediately comes with a cover on a magnet, backlight with adjustment, a large amount of memory (although such a volume is not necessary), compact (fits in a small women's handbag) and light. Some cons: There were difficulties in registering a profile, because without registering the Amazon LC, many functions are not available (the same Bluetooth for some reason becomes available only after registering the LC) For some reason, authorization was not immediately confirmed, I had to shamanize over the book for a long time, only to activate my personal account, which is not really needed (but manufacturers, of course, do this on purpose) TXT format seems to be supported, but in fact it is not displayed in the book catalog. Badly(