The Genuine SHARP BP-NT90 Toner BP-NT90BA Black is a set of four original toner cartridges designed specifically for Sharp printers. These laser print technology cartridges come in black and color options of cyan, yellow, and magenta, with a high yield of 70,000 pages for black and 60,000 pages for color. Compatible with models BP-90C80 and BP-90C70, this set of toners ensures high-quality printing results for professional documents and images.