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