Average Cartridge Yield 36,000 standard pages. Declared yield value in accordance with ISO/IEC 19752.Compatible Printers: Lexmark Optra T 656, Lexmark Optra T 654 DTN, Lexmark T 654, Lexmark Optra T 654 DN, Lexmark Optra T 654 N, Lexmark T 656, Lexmark T 654 DTN, Lexmark Optra T 656 DNE, Lexmark T 654 N, Lexmark T 654 DN, Lexmark T 656 DNE