TFC28C Genuine Cyan Toner for Toshiba e-Studio 2330C 2830C 3530C 4520C Supported printers: Toshiba E-Studio 2330C, Toshiba E-Studio 2830C, Toshiba E-Studio 3530C, Toshiba E-Studio 4520C Individually factory sealed Additional Part Numbers T-FC28-C, 6AK00000083, PS-ZTFC28C Sold exclusively by OCinkjet Genuine OEM Product One year factory warranty against product defect