The Original OEM Kyocera Toner is designed for use with the Kyocera FS-4100DN printer. It is a genuine OEM original product, sealed by the factory for authenticity. The toner cartridge is in black color and has a model number TK-3112, with the main SKU being 1T02MT0US0. This product is compatible with the Kyocera FS series of printers and is specifically tailored for the Kyocera FS-4100DN model.