HP 64XL Tri-Color High Yield Original Ink Cartridge N9J91AN "NewCompatible Model: For HP ENVY Photo 7155, For HP ENVY Photo 6255, For HP Tango, For HP Tango X, For HP ENVY Photo 7855 Regarding return: Return accept withine 30 days, we will give full refund if the box is never opened and exact same as what we sell. For any opened box return, we will charge 50% restock fee. We can't accept return for ink cartridge is open and used.