"Model: Epson 68 (T068120) High Yield Ink Cartridge Page yield: approx. 1,250 pages?? Black 2 pk Machine Compatibility: Epson Stylus CX5000, CX6000, CX7000F, CX8400, CX9400Fax, CX9475Fax, NX215, NX300, NX305, NX400, NX415, NX510, NX515 Epson WorkForce: 30, 40, 310, 315, 500, 600, 610, 615, 1100 ??Actual yield depends on specific use including images printed, printer, print settings and other factor" . . . .