Epson LQ‑2190 is a durable 24‑pin dot‑matrix printer that prints up to 576 characters per second on envelopes, labels and rolls. It offers a 128 KB buffer, 360×180 DPI resolution, built‑in barcode types (Code 39, EAN13, UPC‑A, etc.), Energy Star certification, USB 2.0 and optional Ethernet connectivity, and supports A3 paper size with up to six copies per job.