OKI Microline 521

OKI Microline 521 ... head is designed to last twice as long as those of competitive dot matrix printers do.

It also has something you won't get with conventional 9-pin dot matrix printers: patented OKISMART Paper Handling for hassle-free switching between different paper types. No more guesswork. No more searching for the owner's manual. No more paper jams or uneven print quality. Instead, the ML521 "reads and learns, "automatically adjusting to the paper you feed it. You get perfect output on single sheets, card stock, multi-part forms (up to six parts!) and labels. What's more, envelopes print out flawlessly, with no jams or smears.