52ppm, 800MHz, 1200 x 1200dpi, 10/100/1000 baseT, 2 x USB, 256MB, 800W, 55dB
OKI B721dn, Laser, 1200 x 1200 DPI, A4, 47 ppm, Duplex printing, Grey, White
OKI B721dn. Print technology: Laser. Maximum duty cycle: 20000 pages per month. Maximum resolution: 1200 x 1200 DPI. Maximum ISO A-series paper size: A4. Print speed (black, normal quality, A4/US Letter): 47 ppm, Duplex printing. Product colour: Grey, White