The HP LaserJet Pro M402dn Duplex Workgroup Laser Printer is a high-speed, monochrome printer with a sleek design and fast shipping. It features a thermal line print technology, delivering crisp black and white prints at a maximum resolution of 1200 x 1200 DPI. With 128 MB of memory and support for A4 paper size, this printer is ideal for workgroup use. The printer offers network connectivity via Ethernet and USB 2.0, making it easy to set up and share among multiple users. Additionally, its duplex feature enables double-sided printing, saving paper and reducing printing costs.