What is/are in the package? Compatible LC207 (3xBlack) + LC205 (3xCyan + 3xMagenta + 3xYellow) How many pages does this print up to? Black: up to 1,200 pages @ 5% coverage on Letter/A4 or depends on usage; Color: up to 1,200 pages @ 5% coverage on Letter/A4 or depends on usage How do you install the toner cartridge? ?Remove the orange cover, if applicable ?Pull out the plastic tag (where you see the orange ring) which is on the side of the cartridge, if applicable ?Insert into the printer ?Enjoy printing! What are the compatible printers? Brother MFC-J4320DW, J4420DW, J4620DW Printer What is the warranty? Green Toner Supply offers 1-Year money back warranty on defective toner cartridges What is the shelf life? Suggested shelf life: Up to 36 months Please store the unused/unopened toner cartridges in a dry and cool place. Avoid sun exposure Have a question or a problem? Please do not hesitate to contact us, our Customer Services Team will usually response your email or message within 1-2 business days. TROUBLESHOOTING a) If the units does not fit - Please remove the unit and reinstall b) If there is an unrecognized error, please try the below reset instructions: 1. Press “X” to clear the error message. 2. Press the tools button (picture of a spanner). 3. Press “All Settings”. 4. Press “Machine Info”. 5. Press “Parts Life”. 6. Press “#” until the touch screen message changes. 7. Press the color of the drum that was replaced. 8. Press “Yes”.