DK2 is a virtual reality headset developed by Oculus VR, designed for developers and enthusiasts to test and create VR content. It features improved tracking capabilities and a higher resolution display compared to its predecessor, the Oculus Rift DK1. Released in 2014, DK2 supports a wide range of applications and games, allowing users to experience immersive environments. It connects to a computer and utilizes external sensors for accurate motion tracking, making it a significant step forward in the development of consumer-grade virtual reality technology.