This product is a genuine complete set of OKI black, magenta, yellow, and cyan toner cartridges specifically designed for the OKI C830 printer model. The toner cartridges are original and compatible with OKI Data printers, offering high-quality printing results with laser print technology. The set includes all four colors - black, magenta, yellow, and cyan - making it a comprehensive and convenient option for printing tasks. Perfect for professional and personal use, this product ensures crisp and vibrant color prints with every document or image.