Includes 4 packs black v4ink TN360 TN330 TN-360 TN-330 compatible toner cartridges Print more and Cost less: 2, 600 Pages per Toner Cartridge based on 5% Coverage (letter/A4) Suitable for Brother Printer:Brother HL-2140 HL-2170W, Brother DCP-7030 DCP-7040, Brother MFC-7340 MFC-7345N MFC-7440N MFC-7840W Reliable printing results: Sharp text, bold blacks and crisp graphics Perfect partner with your printer. Easy to be installed and recognized