The Epson RX-8581NB B3 is a high-performance, wireless, spreadsheet printer designed for home and small office use. It can handle paper sizes up to B3 (11.7" x 16.5"), which is perfect for large spreadsheets, presentations, graphics, and posters. It has a 4-colour ink system that allows you to produce accurate colours and a resolution of up to 4,800 x 1,200 dpi. It also features WiFi connectivity, a two-sided printing option, and an easy-to-use LCD display panel. The printer is compatible with Windows, Mac, and Linux systems.