Built for heavy-duty printing. Buyers Lab Inc., the imaging industry’s leading independent test lab, successfully ran 20, 000 pages paper jamfree. Ideal for multi-user workgroups; provides the flexibility of networking via Ethernet or wireless-N. The USB (Universal Serial Bus) port allows for convenient walk-up printing of many popular file formats, including PDF & JPEG, without the use of a PC. Backed by Lexmark Connex premiere customer support; free online & phone support minimises wait time with remote printer diagnostics. Easily load different types of paper with the optional 550-sheet tray that boosts input capacity up to 850 sheets or 75 envelopes.