The Kyocera ECOSYS P3155dn is a high-speed A4 monochrome laser printer designed for, small-to-medium workgroups, delivering up to 55–57 pages per minute (ppm) at 1200 x 1200 dpi resolution. It features a 1.2GHz processor, 600-sheet standard capacity (expandable to 2,600+), and automatic duplexing. It is known for low total cost of ownership and robust, eco-friendly design.