OSIR 2Set+2BK Replacement for HP 711 Ink Cartridges High Yield Compatible with HP Designjet T120 T520 Series Printer(4xBlack,2xCyan,2xMagenta,2xYellow) OSIR Ensure : Using high-quality ink,which will print more fluently and give excellent color vibrancy for projects and everyday prints. Ink levels is NOT-OEM which will work as OEM capability. Package Includes: 4xBlack,2xCyan,2xMagenta,2xYellow. Compatible with: HP designjet T120 24-inch/T120 610mm/T520 26-inch/T520 36-inch/T520 610mm/T520 914mm ePrinter Approximate Page Yield : 2300 pages Per Black and 1500 pages Per color Certified Safe : ISO9001 and CE Certified,1-Year Manufacturer 100% Satisfaction Guarantee Warranty,If you have any problem,please contact us,we will try our best to solve the problem.