The TN512/324 Black Laser Toner Cartridge is designed specifically for Konica Minolta bizhub 552 and 652 printers. This high-quality toner cartridge produces crisp and professional black prints using laser print technology. With a compact design measuring 6 inches in height and 6 inches in width, this cartridge is easy to install and ensures reliable performance. The manufacturer does not offer a warranty, but customers can trust in the quality and compatibility of this product with their Konica Minolta printers.