Valve Index VR is a virtual reality headset developed by Valve Corporation, a well-known video game company. It was released in June 2019 as a successor to the HTC Vive, a virtual reality system that Valve partnered with HTC to create. The Valve Index is designed to provide a high-quality and immersive VR experience for users.

Features:

Display: The Valve Index features dual 1440x1600 RGB LCD screens, one for each eye, which provide a high-resolution visual experience with improved pixel density and reduced screen-door effect.
Field of View: It offers a wide field of view of approximately 130 degrees, allowing for a more immersive and expansive view of the virtual world.
Refresh Rate: The headset supports a high refresh rate of 120Hz, with an experimental mode of 144Hz, resulting in smoother motion and reduced motion sickness for some users.
Audio: The Valve Index has integrated high-fidelity headphones, offering 3D spatial audio for a more realistic and immersive sound experience.
Controllers: The system comes with Valve Index Controllers, formerly known as "Knuckles," which are motion-tracked handheld controllers that allow for natural and precise interaction with virtual objects. These controllers feature finger-tracking technology, enabling users to individually move their fingers for more realistic hand presence in VR.
Base Stations: The Valve Index relies on external Base Stations for tracking. These Base Stations emit laser beams to track the position and movement of the headset and controllers in the physical space, allowing for accurate and low-latency tracking.
Compatibility: The Valve Index is primarily designed to be used with gaming PCs. It is compatible with the SteamVR platform, which provides access to a wide range of virtual reality games and experiences available on the Steam digital distribution platform.
The Valve Index VR headset is known for its high-quality visuals, immersive audio, precise tracking, and natural interaction. It offers an advanced virtual reality experience for users who are looking for a premium VR system.
What's Included:

Headset
Integrated Headphones
Headset Cable
Headset Connection Cable with DisplayPort 1.2 and USB 3.0 Connections
Headset Power Supply
Regionalized Headset Power Adapter(s)
Headset Cradle Adapter (for smaller heads)
Headset Face Gasket
2 Controllers, Left and Right
2 Controller Lanyards
2 USB Controller Charging Cables
2 SteamVR 2.0 Base Stations
2 15 ft (4.5 m) Base Station Power Cables
2 Base Station Stands with Mounting Hardware
Regionalized Base Station Power Adapter Plug(s)