The Industrial Work Horse. The H-Class is a rugged and versatile printer that offers one of the most feature rich solutions for dynamic enterprise applications and is twice as fast as other printers in its class. The H-Class is ideal for high volume label printing in manufacturing, warehouse, transportation, and high resolution labeling. H-Class reduces the total cost of ownership with its gear driven design to provide rugged and reliable performance for 24X7 mission critical services. Specifications at-a-glance. – Direct thermal, thermal transfer (optional). – 8.52” [216.4mm] maximum print width. – 12 ips [304 mm/s] maximum print speed. – 203 dpi [8 dots/mm], 300 dpi [12 dots/mm] optional resolution. – Serial, parallel, USB, Ethernet wired LAN, wireless 802.11b/g (optional).