Genuine Lexmark supplies are engineered to work best together with your Lexmark printer, delivering excellent print quality from the first page to the last | | SPECIFICATIONS | Compatible with the following: LEXMARK CS310, LEXMARK CS410, LEXMARK CS510, LEXMARK CX310, LEXMARK CX410, LEXMARK CX510 | 40,000 Pages (estimated page yield provided based on 5% coverage or at ISO 2471 pattern/normal) | OEM: 70C0Z50 | UPC: 734646436519