What is the page yield for the TN-B021 toner cartridge?
The TN-B021 toner cartridge (for India) has an approximate page yield of 2,600 pages for A4/Letter simplex pages and is applicable to the DCP-B7500D, DCP-B7535Dw, and MFC-B7715Dw models.
From the official Brother DCP-B7500D Monochrome Laser Multifunction Printer manual, page 16
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