Konica Minolta bizhub 20 - Manual (Page 184)

Specifications
175
E
Paper Output  Output Tray: Up to 150 sheets (face-down print delivery
to the output paper tray)
 Back Output Tray: One sheet (face-up print delivery to the
back output tray)
Duplex
Printing  Paper Size: A4
 Paper Weight:
60 to 105 g/m
2
 Manual Duplex: Yes
 Automatic Duplex: Yes