Epson Epson LQ-300+. Maximum resolution: 360 x 360 DPI, Maximum print size: A4 (210 x 297 mm). Maximum print speed: 300 cps, Normal print speed: 225 cps, Built-in barcodes: Code 39, POSTNET, UPC-A, UPC-E. Print head: 24-pin. Buffer size: 32 KB. Standard interfaces: Parallel, Serial