Technology for VR

Visuals:

Head-Mounted Displays (HMDs)

Sound:

Spatialized Audio

Haptics:

Force Feedback

Vibrotactile Feedback

Rendering:

Scene Management

Game Engines

Tracking:

Optical Trackers

Magnetic Trackers

Interface Kits:

Build-Your-Own Sensor/Actuator Systems

Places to Find Sensors/Actuators

Wireless Communication:

Wireless Serial Adapters