The SK1-311 three-inch series provides dependable, maintenance-free printers that have a fast print speed of 250 mm/second with 203 dpi resolution. The printers come in either standard format (horizontal orientation) with or without presenter, and vertical format with or without presenter. This SK1-311 model comes with RS-232C and USB interfaces which integrate with many commonly used kiosk solutions. The SK1-300 series also features Black Mark label capability.