Two different printhead sizes are available: 1 or 1 ¾-in. character height. Each printhead is capable of printing at 100, 40 or 26% character height, offering 6 print sizes ranging from 1/4 to 1 ¾ in. Runs up to 6 different printheads of any size at the same time. All components are field installable for future upgrade. Offers up to 12 lines of print from a single controller. Resident software accessed from a handheld input device walks users through a series of prompts to program and save each message for printing on-demand. The system can also be programmed and maintained with a PC.