| Model | Epson TM-T20IV |
| Product Type | Thermal POS Receipt Printer |
| Print Technology | Thermal Line Printing |
| Print Resolution | 203 dpi |
| Print Speed | Up to 250 mm/sec |
| Print Width | 72 mm (usable) |
| Paper Type | Thermal receipt paper |
| Paper Width | 80 mm (default), supports 58 mm with adapter |
| Paper Roll Diameter | Up to 83 mm |
| Auto Cutter | Yes (partial cut) |
| Interfaces | USB, Serial (RS-232), Ethernet (LAN) |
| Cash Drawer Port | RJ-11 (drawer kick-out) |
| Print Head Life | Up to 150 km |
| Cutter Life | Up to 1.5 million cuts |
| Mounting | Horizontal or wall-mountable |
| Colour | Black |
| Power Supply | External power adaptor |
| Supported OS | Windows, Linux, OPOS, ESC/POS compatible |
| Use Cases | Retail POS, hospitality, restaurants, kiosks, ticketing and general receipt printing |