For SteamVR dongle is used to pair the following devices with your PC VR settings:
for Valve Index Controllers,
for Vive Tracking Device,
for Vive Controllers,
for Logitech VR Ink Pilot,
for N7R Tracking Device
NOT FOR REVVL 4 PLUS
Features: USB dongle wireless receiver, used to pair your PC with SteamVR compatible devices, allows you to use for HP Reverb headset and for Valve Index controller
Support For Automatically Installed Drivers
For Valve Index Controllerfor & For Vive Tracking Device