The Samsung SLM2020WXAA Wi-Fi Wireless Monochrome Laser Printer is a high-quality printer that offers a maximum resolution of 1200 x 1200 DPI for crisp and clear black & white prints. With a fast black print speed of 21 ppm and a networkable feature, this printer is ideal for both individual and office use. It also supports a variety of paper sizes up to A4 (210 x 297 mm) and has 128 MB of memory for efficient printing. The Samsung M2020W model ensures reliable performance and connectivity with both cable and wireless options.