Chip Included: These compatible 414X toner cartridges 4 pack are alread installed with chips, No need to transfer oem 414A or 414X toner cartridge chip to them

Note: Due to using the oem old chips, the printer will prompt a message Cartridge Low, which does not affect normal printing. Please click Snooze and choose 2 Months to close prompt. The cartridge’s life ends when the printout text fades

Package Included: 4 pack 414X toner cartridges (with chip) compatible for HP 414X toner cartridges 4 pack high yield (W2020X W2021X W2022X W2023X) and also compatible for HP 414A toner cartridges 4 pack (W2020A W2021A W2022A W2023A)

High Page Yield: 7,500 pages for 414X black toner cartridge and 6,000 pages for per 414X cyan magenta yellow color toner cartridges based on 5% coverage (Letter/A4)

Compatible for HP printer: Color Pro MFP M479fdw, Color Pro MFP M479dw, Color Pro MFP M479fdn, Color Pro MFP M479dw, Color Pro M454dw, Color Pro M454dn, Color Pro MFP M479 M454 series laser printer, Color Enterprise M455dn, MFP M480f laser printer