The product is a lot of four genuine Konica Minolta toner cartridges, including two TN212K black cartridges, one TN212M magenta cartridge, and one TN212C cyan cartridge. These toner cartridges are designed for use with Konica Minolta printers, specifically the bizhub C10 model. Manufactured in Japan, these high-quality cartridges ensure vivid and professional prints with your laser printer. Upgrade your printing experience with these reliable and compatible toner cartridges from Konica Minolta.