>>292390979
If they're 1.0 base stations, it's best to have a double ended 3.5 mm TRS (audio jack) cable to connect them together. This may not be included in the set. The pucks connect to be computer by USB dongles, of which there are three, but they can all go through the same USB 2.0 port with a hub. As long as you've spaced them out enough.