Product Description: With ezcap266 full HD 1080 60 game capture function, you only need to plug it into your PC (Windows, Mac, Linux) without installing drivers, and you can use any third-party software to capture or stream HD games or other HD video sources. ezcap266 Full HD 1080 60 video capture, it allows you to input 4K 30 HDMI video and pass 4K 30 HDMI video, and capture full HD 1080 60 files. It can also be used as a screen sharing device for Internet meetings, easily sharing presentation slides, spreadsheets, documents, and video recordings to online meetings. feature: 1. USB3.0 port-connect to a computer. 2. LED-The red LED is on when connected to the computer, and the green LED is flashing when the device is operating. 3. HDMI input port connect the video source with an HDMI cable4. HDMI output port-connect to a TV or monitor to display video without capturing. 5. Micro Phone input port-Connecting to Micro Phone can capture your voice and video together, not necessary for capturing video. Working on windowsfirstThe device name of the old version is "FHD Capture", and the new version is "ezcap U3 Capture". Both of them are correct names. Set the audio capture sample rate: Note: This is an important setting, otherwise it will cause poor sound quality1) After connecting the device to the computer, right-click on the "speaker" of the computer and select "Recording Device" 2) Double-click "FHD Capture"-select the sampling rate "2 channel 16 bit, 48000 Hz (DVD Quality)" in "Advanced"-Note: The most important thing is that setting it to 48000 Hz will get very good The sound. If it is not, and the sound is noisy and skips, it means that your video source is 44100hz or 32000hz, then you need to set it to 44100 or 32000 here to make your voice no noise3) If you need to adjust the input audio level, or if there is no audio input, set the value in "Levels": Cooperation with OBS Studio1. According to your computer's operating system, go to obsproject.com/download to download OBS Studio and install it on your computer. ezcap287 (ezcap261) is connected to the computer with a USB3.0 cable, and the HDMI cable is connected to the video source. Windows will automatically install the driver, and you will see "FHD Capture" in the Device Manager. (For ezcap261, if needed, you can connect the output to the TV monitor with an HDMI cable.) 2. Run OBS Studio, click the " " icon under the "Sources" window, select "Video Capture Device", and then select "FHD Capture" in the drop-down box next to "Device" 3. Set the audio output mode to "output desktop audio (WaveOut)" and the audio device to "FHD Capture" 4. Set video delay to synchronize audio and video: 1) Right-click "Video Capture Device", and then click "Filter" 2) Click to add "Video Delay (Async)" 3) Set it to 470ms (you can adjust it down or up until you find that the audio and video are in sync) 5. Then you can record or stream the video For other applications, you may also need to set up synchronization issues: On VLC: ToolsEffects and FiltersSynchronization Then adjust the delay value of the audio track synchronization until the audio and video are synchronizedOn Amcap, Capture---Setup----Preview, set the Audio delay (usually 10ms): Use other applications (e.g. VLC, Media Encoder, Protplayer...) Just run the application and select the capture device to "FHD Capture". Work on MAC: Cooperation with OBS Studio: Download and install OBS studio, and then follow the above operations on windows. Use QuickTime Player: 1. Run QuickTime player and select "New Movie Recording": 2. Select "FHD Capture" under the Camera and Microphone optionWorking on Linux: Cooperation with OBS Studio: Download and install OBS studio, and then follow the above operations on windows. (Note: your Linux should meet OBS requirements) Use OBS VLC (show Ubuntu example): 1. Right-click on the window and select "Open Capture Device": 2. Select "Camera" --- "/dev/video0" and click "Play" Use as screen sharing for online meetings: 1. First install an application (OBS, VLC, etc.) on the computer where you want to have a meeting (install an online meeting application, such as Zoom, Skype for Business, WebEx, BlueJeans) 2. Connect the laptop to ezcap287 via HDMI cable, and then connect the USB cable to the conference computer: Example showing the meeting application "Zoom": Use VLC (or other applications mentioned above) to open FHD Capture and get a video of the laptop content (please refer to the manual above) On the meeting interface, click "Share Screen: