Q: Can the 7-inch mooInk Nana BW listen to audiobooks? Q: Can the 7-inch mooInk Nana BW screen automatically rotate when switched between portrait and landscape orientations? Yes, the 7-inch mooInk Nana BW has a set of physical up and down page keys and a physical shortcut key. Q: How many books can the 7-inch mooInk Nana BW store? The 7-inch mooInk Nana BW may be a small black-and-white e-reader, but it features six built-in display modes, each meticulously tuned for exceptional clarity.