Samsung ML-2152W Network Monochrome Laser Printer 1,200 dpi resolution; up to 21 ppm; PC, Mac, and Linux compatible 166 MHz processor, 16 MB RAM, expandable to 144 MB Heavy duty-cycle, up to 100,000 pages per month Built-in auto-duplexing for printing on both sides Parallel, USB 2.0, wireless, and 10/100 Base-TX interfaces