16ppm, A4 ECOSYS 600dpi laser printer, 8MB RAM, 250 sheet universal paper cassette and single sheet multi-purpose feeder, PowerPC 24MHz CPU, USB only standard, Windows only.16ppm, A4 ECOSYS 600dpi laser printer, 8MB RAM, 250 sheet universal paper cassette and single sheet multi-purpose feeder, PowerPC 24MHz CPU, USB only standard, Windows only.