This Brother TN-346 Toner Cartridge is a great option for printing sharp, crisp and professional looking documents. It has a high page yield so you won't have to replace the cartridge as frequently, resulting in fewer interruptions. •It has an estimated page yield of 4,000 pages. •The toner is compatible with the following printers: L8250CDN, L8350CDW, L8600CDW and L8850CDW. •This pack contains a single black toner cartridge.