Imagine a business printing center that handles all documents. The Samsung ML-4551N is a fast mono laser printer with embedded network capability that is the solution for your numerous professional needs. ML-4551N 45PPM Mono Network Laser Printer 1200x1200 500MHz 128MB (512MB);500 sheet cassette;3x5in;Windows98/ME/NT4.0/2000/XP/2003 etc.