The 4 Pack TN227 Toner Cartridge set includes high yield replacement cartridges for Brother printers, specifically TN223 and TN227 models. The cartridges come in cyan, yellow, magenta, and black colors, suitable for various printing needs. With a page yield of up to 3,500 pages for black and 2,800 pages for color at 5% coverage, this product provides long-lasting and quality printing performance. The toner cartridges feature a new IC chip for easy installation and compatible with printers such as MFC-L3710CW, HL-L3210CW, and more.