S SMARTOMNI Toner Cartridges compatible with Brother TN223 TN227 toner compatible with Brother HL-L3210CW, HL-L3230CDW, HL-L3270CDW, HL-L3290CDW, MFC-L3710CW, MFC-L3750CDW Up to Black 3,000 Pages Color 2,300 Pages at 5% Coverage Content: 1xTN223B/227B 1xTN223C/227C 1xTN223Y/227Y 1xTN223M/227M Alternative Replacement for OEM Product with ISO9001 and ISO14001 Certified 1 Year Money Back Guarantee: Feel free to contact us with Any quality issues within 1 year, we will send a replacements or refund upon request Compatible Printer: Brother All-in-one: HL-L3210CW HL-L3230CDW HL-L3270CDW HL-L3290CDW MFC-L3710CW MFC-L3750CDW MFC-L3770CDW