360 x 360 dpi, 24 Pin, 4 Copies, 473 cps, 136 Columns, 128KB Buffer, Centronics Parallel, USB, 55 dB(A), 9.6 kg
OKI Microline 5591 ECO Version, 473 cps, 360 x 360 DPI, 126 cps, 420 cps, 10,12,15,17.1,20 cpi, 4 copies
OKI Microline 5591 ECO Version. Maximum print speed: 473 cps, Resolution (maximum): 360 x 360 DPI, Maximum print speed (LQ): 126 cps. Paper feed: Push tractor, Top margin (roll): 0,5 mm. Buffer size: 128 KB, Sound pressure level (printing): 55 dB, Sound pressure level (quiet mode): 52 dB. Standard interfaces: Parallel, USB 2.0, Optional connectivity: Serial (RS-232), Serial (RS-422). Print heads: 24-pin, Print head life: 200 million characters, Ribbon life: 4 million characters