Great thread and thanks for sharing! I'm ordering some of what you listed.. :)

Here is what I have already purchased and am using:

Mini tripods for the base stations as I haven't set them up permanently yet: https://www.amazon.com/gp/product/B006I1KQQI/ref=oh_aui_detailpage_o03_s00?ie=UTF8&psc=1

Wireless headset so I don't have to deal with the audio cable: https://www.amazon.com/gp/product/B00ZC3S72I/ref=oh_aui_detailpage_o04_s00?ie=UTF8&psc=1

Active HDMI cable as I'm running off my PC from the bedroom in my livingroom: https://www.amazon.com/gp/product/B0186DNFLI/ref=oh_aui_detailpage_o06_s00?ie=UTF8&psc=1

Active USB 2.0 cable again as I'm running off my PC from the bedroom in my livingroom: https://www.amazon.com/gp/product/B004PLLA9U/ref=oh_aui_detailpage_o07_s00?ie=UTF8&psc=1

I also just ordered a set of 7' tripods for mounting the base stations: https://www.amazon.com/gp/product/B00HNZJLG4/ref=od_aui_detailpages01?ie=UTF8&psc=1