Clear and lag-free transmission - Supports the highest input resolution up to 4K 3840×2160@30Hz; Supports the highest output resolution up to 1080P 1920×1080@30Hz No drivers or power adapter required - Mayeah HDMI capture card is suitable for Windows, Mac and Android operating systems and supports most third-party applications such as: B. OBS, AMCap, Xsplit, VLC and more. Wide compatibility - This capture card is suitable for devices with HDMI output, such as PS4, PC, Laptop, VCR, Smart Box, Xbox One, Wii U, compatible with Nintendo Switch and more. Multiple uses - Suitable for class recording; Game live streaming; Meeting recording; Zoom meeting; HD recording; Self-media video, etc. Package content - 1 x Mayeah Video Capture Card. Features: Supports the highest input resolution up to 4K 3840×2160@30Hz; Supports the highest output resolution up to 1080P 1920×1080@30Hz; Supports 8/10/12 bit color depth Supports most recording software such as VLC, OBS, Amcap, etc. Support Windows, Android and MacOS etc. Meets UVC USB video specifications Meets UAC USB audio specifications No external power required, small size and light weight, easy to carry User's Manual: This product must be used with video playback software. The following steps take OBS software as an example: 1. Download and install OBS software 2. Connect Mayeah video capture card to the computer and signal capture device (PS4, PC, Laptop, VCR, Smart Box, Xbox One, Wii U, compatible with Nintendo Switch and others). 3. Open the OBS software, click the "+" icon in the "Source" module. 4. Click "Video Capture Device" and set "OK" as the default. 5. Select \"USB Video\" under \"Device\" Select \"Custom\" for \"Resolution/FRS Type\", select \"1920x1080\" for \"Resolution\", select FPS \"30\", select \"MJPEG\" as the video format. Use a custom audio device?, Select? Digital Audio Interface (2 USB Digital Audio). 6. Click \"Settings\" in the lower right corner of the OBS software, then click \"Audio\" to adjust the audio in the recorded file.