You are bidding on a version 2, Model WRT54G, Linksys Wireless Router with a 4 port switch. Can be used with PC or Mac. No install disk necessary. Unplug your modem, connect all wires and then plug in the power to the Router and the Modem. They will communicate with each other, after a few simple set up questions on your wireless computer, you will be connected to the internet. This router comes with standard double anteannas, modem cable and power cord. Offered here are a very reasonable price. Happy Bidding!