Compatible Brand:HP Product Name:Supercolor 975 975XL Permanent Chip Type:Auto Reset Chip Model:For HP PageW 377dw dn 452dw 452dn 477dn 477dw 552dw 577z Advantage:Recongnition Probability 100% Service:Technical service after sale Packing:Neutral Packing OEM packing Color:K C M Y Warranty:1:1 Replace Any Defective