So far they are ok - I haven’ t used them all as yet.
These are not Samsung cartridges but work as well as the OEM version for 1/2 the price.
Service was promt and prices allow my children to print school work all day
very happy with the products ,and prompt service I keep stock on hand and find service excellent keeps cost down
VERY GOOD SO FAR. GOOD SERVICE EASY TO LOAD. INSTRUCTIONS CLEAR.