The Sony PlayStation 4 PSVR Processor Unit, model CUH-ZVR1, is a dedicated external processing unit designed to work with the PS4 VR headset, facilitating the virtual reality experience by handling the VR data processing separately from the PS4 console. This compact, black box features a streamlined design with a light indicator on the front and multiple ports on the rear for HDMI and USB connections, specifically engineered to support the first generation of PlayStation VR technology.