Amazon.com: HTC 3 Pack Vive Tracker (3.0) Vive SteamVR Base Station 2.0 for Vive Pro, Rebuff TrackBelt + 2 TrackStraps Full Body Tracking VR Bundle : Video Games
HTC Vive Tracker review: Too modular VR accessories to juggle - CNET
HTC VIVE Virtual Reality System Tracker (99HANL002-00 ) - Newegg.com