B4550 Digital Mono Printer, 24ppm, 120V
OKI B4550, Laser, 2400 x 600 DPI, 24 ppm
OKI B4550. Print technology: Laser. Duty cycle (monthly, A4): 40000 pages per month. Resolution (maximum): 2400 x 600 DPI, Print speed black (normal, A4/US Letter): 24 ppm