Model:
Lexmark 74C1SK0, 74C1SC0, 74C1SM0, 74C1SY0. Black/ Cyan/Magenta/Yellow one for each.
Yield @ 5% coverage:
7,000/ea.
Compatible Devices:
Lexmark - CS Series
CS720deCS720dteCS725deCS725dte
Lexmark - CX Series
CX725deCX725dheCX725dthe