TONTINTA 134X W1340X Compatible Toner Cartridge High Capacity [with CHIP] for M209 M209dw M209d M207 M207dw MFP M234 M234dw M234sdw M234sdn, Not Compatible with Printers that Have an e Suffix

["1. Important Notice: Compatible toner cartridges are not functional with printer models carrying an \"e\" suffix, including M207dwe, M209de, M209dwe, M234dwe, M234sdwe, M234sdne, and M235sdwe. Please verify printer compatibility prior to purchase. To prevent future firmware updates from blocking the continued use of compatible toner cartridges, please disable both Printer Update and Firmware Update in the Setup menu.","2. Important Note: Please must close the Genuine Mode before you install compatible toner cartridge with chip, the step is Setup >Supply Settings >Cartridge Supply>off. In order to avoid firmware update to block the compatible toner cartridge to be used continuously in the future, please also close the Printer Update and Firmware Update in Setup.","3. Item Content: TONTINTA 134X W1340X ( 134A W1340A ) Compatible Toner Cartridge Black, With CHIP. Our 134X W1340X Compatible toner cartridge is another choice for the original 134A W1340A 134X W1340X toner cartridge.","4. Comatible with printers: MFP M234 M234dw M234sdw M234sdn, M209 M209dw M209d M207 M207dw printers. Page yield: High Capacity, 2400 pages black at 5% coverage, A4 paper, letter. (ISO/IEC standard).","5. Clear Printing Effect: Print vivid images that make every word and line clearly visible, creating a relaxing visual for you and your eyes. Easy to handle printing like designs, vivid posters, brochures, pictures, drafting, and etc. in the office or at home."]