Expand the usefulness of your Epson Scanner. Now you can add it to your NETWORK. Convenient Control of your Epson Document Scanner from any computer within the same sub-network. Scan to any computer within the same sub-network. Using Document Capture Pro which comes standard with all compatible scanners and this Network Interface Unit, you quickly and cheaply have a network scanner. Retails at $349.99. Windows & Mac Compatible. Works with the WorkForce DS-510, DS-520, DS-530,