Epson 16 Series Black, Cyan, Magenta, Yellow Ink Cartridge. Cartridges Per Package: 4. Works With Printer Models: WorkForce WF-2520NF, WorkForce WF-2530WF, WorkForce WF-2010W, WorkForce WF-2510WF, WorkForce WF-2540WF, WorkForce WF-2630WF, WorkForce WF-2650DWF, WorkForce WF-2660DWF. MPN: C13T16264010