Ci Direct Thermal Printer (300 dpi, 4.2 Inch Print Width, 6 ips Print Speed, Serial, Parallel, USB A/B and Ethernet Interfaces, USB Cable, PCL and Pharmacy) CognitiveTPG's C Series printers are the next generation of high performance thermal label printers, ideal for both mid-range and desktop printer applications. Available in both direct and thermal transfer and 2 inch and 4 inch media widths, the C Series printers will shape the future of the on-demand barcode and label printing markets. C Series printers are packed with attributes that go beyond feeds and speeds, including the patented USB-A Host port and Real Time Clock standard on every printer. C Series printers deliver exceptional performance with fast print speeds and full connectivity options, all packaged in a all metal frame and a small footprint to offer the reliability that CognitiveTPG printers are known for. All of the C Series printers have a Real Time Clock.