The Brother LC41BK Black Ink Cartridge is a genuine original product made by Brother in Japan. It is designed for inkjet print technology and is specifically compatible with Brother printers. This cartridge is in black color and is a reliable choice for producing high-quality prints. With an expiration date of 09-2008, users can be assured of the authenticity and freshness of the ink supply. Perfect for those looking for genuine and efficient ink cartridges to enhance their printing experience.