Global Single-Function Printers Market Size, Share & Demand Report By Technology (Inkjet Printers, Laser Printers, Impact Printers), By Print Output Type (Monochrome Printers, Color Printers), By Connectivity (Wired Printers, Wireless Printers), By Print Volume Capacity (Low Volume, Medium Volume, High Volume), By Price Range (Entry-Level, Mid-Range, Premium), By Distribution Channel (Online Retail, Offline Retail), By End-Use Industry (Residential, Commercial Offices, Educational Institutions, Government & Public Sector, Healthcare, Industrial & Manufacturing), By Region & Segment Forecasts, 2026–2031