I purchased this as an open box item from Comp USA. Unfortunately, my Canon Pixma is not on the compatible printer listing and it did not work for me. It powers on and is in new condition.

Here's the information from the product web site.

D-Link, the compact 10/100 Ethernet USB Print Server (DP-301U). With this USB print server, users can print from virtually anywhere on the network to the connected USB printer* using computers with different operating systems.

EASY INSTALLATION
With its high-speed USB 2.0 port, the DP-301U connects to a wide variety of printers and delivers astonishing printing speeds. The set up process is remarkably simple. It can be configured using a web-based setup utility. Alternatively, Windows®-based PCs can also use the included PS Admin program to manage the DP-301U. Its compact size ensures that the USB Print Server can be added to any printing situation without creating additional installation hassles.

PRINT FROM MULTIPLE COMPUTERS
The USB Print Server can alleviate printing problems by simplifying network printing. Sharing a single USB printer eliminates the need to maintain and purchase supplies for multiple printers. Additionally, a dedicated print server removes the need to have a dedicated computer powered on to support the printer.

SUPPORTS MULTIPLE OPERATING SYSTEMS
The DP-301U supports virtually all major network operating systems and protocols. For exceptional network compatibility, clients can communicate with the DP-301U using TCP/IP, NetBEUI, and AppleTalk transport protocols. Regardless of your network setup, the DP-301U is an excellent addition.

The D-Link 10/100 Ethernet USB Print Server (DP-301U) is the ideal network printing solution for the home, office, or school. Simply adding this dedicated print server to your network frees up system resources and simplifies your printing experience.

WHAT THIS PRODUCT DOES
The D-Link® 10/100 Fast Ethernet USB Print Server (DP-301U) allows you to share a USB enabled printer across the network. With the DP-301U, anyone on the network can readily access a shared printer. Additionally, having a print server helps save energy by eliminating the need for a dedicated computer to be powered on all the time to host a shared printer.

SHARING A PRINTER
The DP-301U is compact enough to be placed in areas with limited space and helps alleviate printing problems by simplifying network printing. Sharing a single USB printer eliminates the need to maintain and purchase supplies for multiple printers.easy access to the D-Link friendly customer support team.

Here's a link to a list of compatible printers.