Meet VIVE Ultimate Tracker for VIVE standalone headsets. Use a VIVE Wireless Dongle to connect up to 5 trackers (2) and effortlessly bring real-world movements into virtual or mixed reality. VIVE Ultimate Tracker uses two wide-FOV cameras and computer vision for instant spatial recognition, keeping virtual and physical movements in sync. (1) PC optional, no base stations needed. Just plug a VIVE Wireless Dongle into your headset and enjoy low-latency connectivity. (2) The quick-release mechanism lets the tracker attach and detach in seconds for ease of play, while an optional screw-in mount helps you firmly secure it to objects. Designed for long-lasting performance. VIVE Ultimate Tracker's 7-hour battery life (5) means you can stay immersed to your heart's content. When you're ready for a break, just charge it back up again over USB-C. What’s in the box: (3) VIVE Ultimate Tracker, (3) Screw-in mount, (3) USB-C to USB-C cable, VIVE Wireless Dongle, USB Extension Cable, Dongle Cradle, Cable Fastener, Documentation (user guide QR code / safety guide / warranty card). 1. Full-body tracking and object tracking dependent on content compatibility and the number of VIVE Ultimate Trackers and other tracked devices used. Compatible content and devices sold separately. PC VR titles are available on VIVE Focus Vision and VIVE XR Elite via VIVE Streaming and on VIVE Focus 3 via VIVE Business Streaming. Third-party VR headsets must access compatible SteamVR content via VIVE Hub. System requirements must be met. 2. VIVE Ultimate Tracker requires a VIVE Wireless Dongle to connect with compatible devices, which currently include VIVE Focus Vision, VIVE Focus 3, VIVE XR Elite, and third-party SteamVR-supported headsets. VIVE Wireless Dongle and compatible devices sold separately. Each VIVE Wireless Dongle can connect with one to five (1–5) VIVE Ultimate Trackers. For VIVE Focus Vision, VIVE Focus 3, and VIVE XR Elite, VIVE Wireless Dongle can be plugged directly into the headset for standalone VR content or PC VR content using wireless streaming. It should be plugged into the PC for PC VR content using wired streaming. For third-party SteamVR-supported headsets, VIVE Wireless Dongle must be plugged into the PC. When VIVE Wireless Dongle is plugged into the PC, VIVE Ultimate Tracker must be paired using SteamVR via VIVE Hub. 3. Using the VIVE Ultimate Tracker in extreme environments, such as those with low light or direct sunlight, is not recommended. 4. Play area size and conditions dependent on VR headset. For safety reasons, the play area should measure at least 3 m x 3 m, and a distance of 1.5 m should be kept from any obstacles. Tracker data sharing distance is dependent on 2.4GHz environment. 5. Battery life is an estimate and varies with use. 6. For optimal performance, the VR headset paired with VIVE Ultimate Tracker should also be connected to 5 GHz Wi-Fi.