HP LaserJet Enterprise M4555 MFP series - Manual (Page 108)

Table 6-1 Supported paper and print media sizes (continued)
Size and dimensions Tray 1 Tray 2 Optional Trays
3, 4, and 5 Automatic
duplex printing
Envelope DL ISO
110 x 220 mm (4.33 x 8.66 in)
1 The product can print on 76 x 127 mm (3 x 5 in) size paper from Tray 1 for Extra Heavy (131-175 g/m 2 ) and Cardstock
(176-220 g/m 2 ) paper types.
88 Chapter 6 Paper and print media ENWW