| Attribute name | Attribute value |
|---|---|
| Compatible Printers | Lexmark Clinical Assistant, Lexmark Education Station, Lexmark Legal Partner, Lexmark X642e, Lexmark X644e, Lexmark X644ef, Lexmark X646dte, Lexmark X646e, Lexmark X646ef. |
| Compatible Supplies | Lexmark X644A11A, Lexmark X644A21A, Lexmark X644H01A, Lexmark X644H11A, Lexmark X644H21A, Lexmark X644H41G. |
| Black toner page yield | 21000 pages |