High-yield toner cartridge features the Unison Toner's unique formulation that consistently delivers outstanding image quality, ensures long-life print system reliability and promotes superior sustainability - all in an innovative, shake-free print system. Essential to print system performance, genuine toner is engineered to work best together with your printer. Cartridge is designed for use with MS310, MS410, MS510 and MS610. Cartridge yields approximately 5,000 standard pages.High-yield toner cartridge features the Unison Toner's unique formulation that consistently delivers outstanding image quality, ensures long-life print system reliability and promotes superior sustainability - all in an innovative, shake-free print system. Essential to print system performance, genuine toner is engineered to work best together with your printer. Cartridge is designed for use with MS310, MS410, MS510 and MS610. Cartridge yields approximately 5,000 standard pages.