fit-Headless GS - high resolution display emulator for game-streaming and VR fit-Headless GS supports HDMI 2.0 resolutions up to 4K@60 Hz and 1080p@120 Hz Supports HDMI audio up to 7.1 channels Ideal for game-streaming (Steam In-Home Streaming, NVIDIA GameStream etc.) Allows operating a VR headset without a connected display Works with any operating system, no software installation required. Plugs into HDMI port, does not require additional power