The best all-in-one printers can print, copy, fax and more. Here are our top picks, from HP, Canon, Brother and more.

What makes a scanner worth purchasing isn’t just ... In addition to its 60 sheet automatic document feeder, the imageFormula R40 prints up to 40 pages per minute, allowing you to scan stacks ...

into a printer or scanner. Also called a "document feeder," sheet feeders range in size from only a handful of paper sheets to a couple thousand. THIS DEFINITION IS FOR PERSONAL USE ONLY.

Automatic document feeder (ADF): An automatic document ... critical factors such as the type of scanner (flatbed, sheet-fed, or portable), scan quality (measured in DPI or dots per inch), speed ...