If you're like us, you're always trying to reduce day to day costs at the office. The Lexmark E450dn is a cost saving laser printer option designed to reduce your maintenance costs and produce excellent documents. An integrated 400 MHz processor ensures you won't be waiting around for print jobs to finish, and 64 MB of standard memory(expandable to 320 MB) means it can handle everything you throw it's way. The E450dn features automatic two sided printing(duplexing) and an integrated network adapter. These features, combined with the Lexmark Cartridge Return Program, allow you to reduce the overall print costs at home or at your small business/workgroup. If you require an affordable, space saving monochrome laser printer, choose the Lexmark E450dn.