The Microline 321 printers are suited to high speed, high volume data & word processing applications, where speed is more important than letter quality. Reliability, ease of use & fast throughput make them ideal for customer service points in wholesale, retail & service environments: Multi-part forms, labels, listings, customer service points & accounts. Versatile 80 Column Dot Matrix Printer Oki's Unique, High Durability 9 Pin Head Up To 360 Characters Per Second Print Speed Multi Part Forms Handling (Original + 4 Copies) Ideal For Labels, Listings & Point Of Service Sales