80c1hk0 Return Program High-yield Toner, 4000 Page-yield, BlackEssential to Lexmark print system performance, Unison toner's unique formulation consistently delivers outstanding image quality. Ensures long life print system reliability and promotes superior sustainability. Innovative shake free print system. Return Program. Device Types: Multifunction Laser Printer; Color(s): Black; Page Yield: 4,000; Supply Type: Toner.