Now you can ensure maximum productivity, cost efficiency, and control of your demanding printing needs - today and tomorrow. With the C7550 Series color printers, OKI delivers business color printing without compromise. Full-color output at up to 24 pages per minute and monochrome at up to 26 ppm - on sheets from postcard-size to 8.5" x 47.24" banners.Unmatched performance is built in. Advanced color-matching technology and high-speed data processing are integral to the C7550 Series printers' exceptional color printing performance. OKI Single Pass Color Digital technology and improved image processing combine to deliver consistently accurate color. Auto Color Balance ensures that hues stay the same from start up through long print runs; new color tables simulate popular ink standards, such as SWOP, Euroscale and Japan Color; and refined color screens provide smoother output, especially on documents with photos.All C7550 Series printers can be connected to your network via an internal 10/100 Base-T OkiLAN print server, and a powerful 500 MHz processor means less time waiting for documents to print from your PC or Mac. To maximize the performance of your printer now or as your needs for large documents and complex graphics grow, every C7550 model ships with generous standard RAM that can be upgraded to 1 GB RAM. And, to augment their document/ file storage capabilities, all models are available with an internal 20 GB hard disk drive.