Vive Base Station 2.0. SteamVR Base Station 2.0 Power the presence and immersion of room-scale virtual reality on VIVE Pro and VIVE Pro Eye. Track headsets and controllers to their exact locations. Expand interactive paradigms up to 32' x 32'. More easily support multiple users. Syncs wirelessly with headsets. Includes one base station and one power adapter with purchase. VIVE Pro headsets are capable of supporting up to a 32' x 32' area using four SteamVR Base Station 2.0 Units. With the included two SteamVR Base Station 2.0 Units, it will support up to a 11'5" x 11'5" area. With two SteamVR Base Station 1.0 Units, it will support a 9'10" x 9'10" area."