Package Contents: 1 x 230A Black Toner Cartridge, 1 x 230A Cyan Toner Cartridge, 1 x 230A Magenta Toner Cartridge，1 x 230A Yellow Toner Cartridge Compatible for Printers: Works with HP Color Laser Pro 4203dn 4203dw 4303dw 4303fdw 4303fdn Printer 2000 pages for per black toner cartridge, 1800 pages for per Color toner cartridge at 5% coverage of A4 paper Features: Easy to install, Clear printing, good imaging, excellent durability and stability Customer Support: We are committed to providing customers with a better experience. If you have any issues, you can contact us on amazon platform: "Your Account", clicking "Your Orders," selecting "Contact Seller". We will response you within 12 hours Package Contents: 1 x 230A Black Toner Cartridge, 1 x 230A CyanToner Cartridge, 1 x 230A Magenta Toner Cartridge，1 x 230A Yellow Toner Cartridge