Supricolor 1 Piece Ink Cartridge Replacement for HP 971 hp 971xl (1 Cyan Cn626am) for Use with X451dn X451dw X476dw X476dn X551dw X576dw Printers. With Updated Version Chips. Works for printers in market so far. Firmware compatible with: LZP1CN1548AR (Latest version) & LWP1CN1502BR and other old versions. High Yield, High Value, saving more than 75% costs ISO9001 & ISO14001 Certified with 1 Year Guaranteed. Contains: 971 XL Cyan Compatible with HP X451dn X451dw X476dw X476dn X551dw X576dw Printer.