OKI Microline 5591 EN noMB 24pin 473cps A4. Maximum resolution: 360 x 360 DPI. Maximum print speed: 473 cps, Normal print speed: 315 cps. Standard printer languages: Epson LQ, Epson LQ. Noise level: 55 dB. Dimensions (WxDxH): 552 x 345 x 153 mm