Ricoh SP 3500XE. Black toner page yield: 6500 pages, Printing colours: Black, Quantity per pack: 1 pc(s)Compatible Printers: NRG SP 3500 Series, NRG SP 3510 sf, NRG SP 3500 n, NRG SP 3500 sp, Lanier SP 3510 dn, NRG SP 3500 sf, Lanier SP 3510 sf, NRG SP 3510 dn, Lanier SP 3500 Series, Ricoh Aficio SP 3500 sp, Ricoh Aficio SP 3500 Series, Ricoh Aficio SP 3500 n, Ricoh Aficio SP 3510 sf, Ricoh Aficio SP 3500 sf, Ricoh Aficio SP 3510 dn