Designed by Canon engineers and manufactured in Canon facilities, Canon Genuine supplies are developed using precise specifications, so you can be confident that your Canon device will produce high-quality results consistently. High Capacity toner options keep up with your busy printing needs, so you have less replacement efforts and more time. The MF620 Series, LBP7110Cw and MF8280Cw use Canon Genuine Toner, Cartridge 131 CMYK (CMY yields 2, 100 pages / K yields 2, 300 pages) 131 High Capacity Black (yields 2, 400 pages) (ISO/IEC standard).