The VRI06 can be wired in conjunction with two VP00R remotes to create a 4-way setup. The link below will provide the PDF download of the VP00R instruction sheet. Steps 5b and 5c go over the wiring for both the lighted and non-lighted VP00R's. Wiring diagrams are also included. If you're having trouble understanding the wiring, please call our support team so we can provide further assistance. We can be reached at 800.824.3005.