4K HDMI to USB 3.1 Gen1 Capture - 4K HDMI in , Mic /Line audio in - 4K HDMI loop -out, HDMI out, USB 3.1 Gen1(USB 3.0) out, audio out - Automatic input signal detection , up to 4K60Hz - Uncompressed video & audio capture , comply with UVC and UAC - Excellent deinterlacing performance - Plug-and -Play, driver free & power free - Compatible with Windows , Linux, macOS - Compatible with OBS, ZOOM, Teams , Twitch , Vmix, etc.