The package you purchase includes: 2 pack of black TN227 toner cartridge. What type of printer is it suitable for HLL3210CW HLL3230CDW HLL3270CDW HLL3290CDW MFCL3710CW MFCL3750CDW MFCL3770CDW product advantage Our product color absolutely give a person at the moment a bright touch, the output of the absolute large capacity, quality assurance This product is suitable for many occasions Homes, schools, hospitals, government, trade companies, financial companies, and other fields. Quality after-sales service If there is any quality problem with our products, please feel free to contact, we provide 3 yearslimited free replacement service. we will provide you with satisfactory solutions in time,Have a nice shopping trip.