HP LaserJet Pro M521 Multifunction Printer series - Manual (Page 29)

Table 2-1 Supported paper sizes (continued)
Size and dimensions Tray 1 Tray 2 and the
optional 500-
sheet trays Automatic duplex
printing
Custom
105 x 148 mm to 216 x 356 mm (4.1 x 5.8 in to
8.5 x 14 in)
Custom
210 x 280 mm to 216 x 356 mm (8.3 x 11 in to
8.5 x 14 in)
Envelope #10
105 x 241 mm (4.1 x 9.5 in)
Envelope DL
110 x 220 mm (4.3 x 8.7 in)
Envelope C5
162 x 229 mm (6.4 x 9.8 in)
Envelope B5
176 x 250 mm (6.9 x 9.8 in)
Envelope Monarch
98 x 191 mm (3.9 x 7.5 in)
ENWW Supported paper sizes 15