Brother MFC-7820N - Manual (Page 141)

Specifications
S - 3
Copy
Color/Monochrome Monochrome
Document Size ADF Width: 5.8 to 8.5 in. (147.3 to 215.9 mm)
ADF Height: 5.8 to 14 in. (147.3 to 356 mm)
Scanner Glass Width: Max. 8.5 in. (215.9 mm)
Scanner Glass Height: Max. 11.7 in. (297 mm)
Multiple Copies Stacks or Sorts up to 99 pages
Reduce/Enlarge 25% to 400% (in increments of 1%)
Resolution 600 x 300 dpi