My router doesn't have a use port on it. So I can't use this to give it one?Probably not. The printer won't have any drivers for that device. You will either have to buy a print server or connect the USB printer directly to the router. Most routers support printers on the USB ports of the router.
Thanks for the help!Since you chose my router upgrade as best answer, if you do buy an RT-N56U, there is second source firmware available
See this forum -- https://www.snbforums.com/threads/padavans-custom-firmware.7857/
Download -- https://bitbucket.org/padavan/rt-n56u/downloads/
Thats the one I used for a few years and still have it somewhere in my basement storage area. It works well!You can also get a print server like this https://www.newegg.com/Product/Product.aspx?Item=N82E16833139009 or a wireless one. ...