CAP-2 HDMI to USB 3.0 Capture BoxCAP-2 HDMI to USB 3.0 Capture Box is an HDMI-USB Capturing device, which supports up to 1080p50/60. Plug and play in the various operating system. It features a stereo line in external audio, which can be switched as HDMI embedded audio or external line-in audio. There are more flexible and powerful settings for capturing.USB 3.0 InterfaceNo external power is needed.Plug-and-PlaySupport UVC. Operations with video format (resolution and frame rate) auto-detection capabilityCompatible with various operating systems Support Windows: Amcap, Google Plus Hangouts, OBS (Open Broadcast Software), Skype, VLC, Xsplit Broadcaster, Zoom.us Linux: VLC, OBS Mac OS X: OBS, Quicktime player, VLC, FacetimeStereo line in external audioSwitched as HDMI embedded audio or external line-in audio.