HP Q3952A Paper Input (2nd Lower) 250 Sheets Tray for HP Color LaserJet 2820aio, 2830aio, 2840aio Series
Optional 250 sheet paper input tray - Includes tray base which attaches to printer, and the slide out paper tray
Accommodates 148mm x 210mm (5.8 x 8.3 inches) to 216mm x 356mm (8.5 x 14 inches) media
Only one 250 sheet tray supported per printer.