| Manufacturer | Lexmark |
| Also Known As | |
| T 640 n / T 640-n / T 640n / T-640 n / T640 n / T640n | |
| Part Numbers | 20G0150 |
| Duty Cycle | 200 000 Pages |
| Introduction Year | 2005 |
IT company
Lexmark International, Inc. is an American company that manufactures laser printers and imaging products. Founded in 1991, it is headquartered in Lexington, Kentucky.
Website : http://www.lexmark.com/