OKIDATA MICROLINE 421 Black (92009701) - Parallel, USB 9 pin 120V Up to 570cps 240 x 216 Dot Matrix Printer Print Speed: Up to 570cps Monthly Duty Cycle: 17000 pages Power Requirements: 120v USB Ports: Yes LPT Ports: Yes Weight: 21.20 lbs. Option One: ML 421 (Black) 120V
