For use in Kyocera TASKalfa 306ci, 307ci, 308ci and Copystar CS 306ci, CS 307ci, CS 308ci Compatible Replacement Toner Cartridges for Kyocera TK-5197K, TK-5197C, TK-5197M, TK-5197Y, Copystar TK-5199K, TK-5199C, TK-5199M, TK-5199Y PREMIUM Toner kit contains: 1 of each CMYK cartridge. Yield 15,000 pages black, 7,000 pages color; based on the industry standard ISO/IEC 19798 at 5% coverage The Smarter Choice, Made to Match OEM performance. Lower your Carbon Footprint- buy Made in USA Toner.