The Reader Digital Book holds about 160 eBooks or hundreds more with optional removable memory cards. Its portable size makes it the perfect travel companion, allowing you to read a variety of books whenever and wherever you want. With thousands of eBook titles available at The eBook Store from Sony, you can choose to download new releases, classics and popular book titles as well as view other document formats such as Adobe® PDF10, RTF, TXT, BBeB® and Microsoft® Word. Its long battery life lasts up to 7,500 continuous page turns, and the amazing paper-like screen technology is easy on the eyes. With a compact and lightweight design, you can take it almost anywhere and read your books whenever and wherever you want. More compact than many paperbacks, it weighs about 9 ounces6 (without cover), is 1/3” thin8, and holds up to 160 eBooks4. You can easily hold it in one hand, and with its rechargeable battery, you can turn up to 7,500 continuous pages on a single charge2.