240 x 216 dpi, 9 pin, 435 cps, USB 2.0, 241 x 105 mm, 128 kb, 220 - 240 V, 57dB, MTBF 10000h
OKI ML3321eco, 435 cps, 240 x 216 DPI, 435 cps, 290 cps, 10,12,15,17.1,20 cpi, 4 copies
OKI ML3321eco. Maximum print speed: 435 cps, Maximum resolution: 240 x 216 DPI, Maximum print speed (draft): 435 cps. Paper feed: Push tractor. Product colour: Grey, Buffer size: 128 KB, Sound pressure level (printing): 57 dB. Standard interfaces: Parallel, USB, Optional connectivity: Ethernet, Serial (RS-232). Print head: 9-pin, Print head life: 200 million characters, Mean time between failures (MTBF): 10000 h