WAVLINK 4K HDMI Video Capture Card, HDMI Video Grabber for Live/Gaming Streaming with Ultra-Low Latency, VRR Support, Plug and Play, Compatible with Windows/Mac/Linux/Android- HG900U

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  • Product Code: WL-HG900U
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WAVLINK 4K HDMI Video Capture Card: Complete Streaming Solution

The HG900U video capture card is a versatile and reliable streaming solution that empowers you to capture, record, and broadcast stunningly detailed videos. Supports a maximum input resolution of up to 4K@60Hz and captures at 4K@30Hz. It does not require driver installation and is compatible with any streaming software, allowing you to unleash your creativity by using third-party software to capture or stream HD games or other HD video sources. Power your workflow with ultra-low latency technology.


Almost Lag-Free HDMI Passthrough: Project the video in real-time with an impressive 4K resolution and a smooth 60Hz refresh rate when you're monitoring your content or sharing it with an external display or TV.


4K@30Hz Video Capture: Capture outstanding video footage with a resolution of up to 4K at 30 frames per second. Allows you to record stunning visuals with precise clarity, a high level of detail and lifelike motion.


Excels at Capturing Audio: Whether you're recording interviews, commentary, or gaming sound effects, you can count on the capture card to deliver clear and immersive audio to enhance the overall value of the content.


Hassle-free Setup: Simply connect the capture card to your computer or streaming setup, and it will be recognized and ready for use instantly, saving your time and ensuring a smooth user experience.


5V Computer Powered: Allows the device to be powered directly through your computer's USB port; it eliminates the need for an external power supply, ensures hassle-free operation and reduces cable clutter.


Sturdy & Modern Design: The capture card's visually appealing look seamlessly integrates into your existing studio or gaming environment, enhancing the overall ambiance while ensuring long-lasting performance.


Hardware Connection

Step 1: Connect the video source device to the HDMI IN port via the HDMI cable.

Step 2: Connect your laptop to the USB-C port via Type-C cable.

Step 3: Connect the monitor to the HDMI OUT port.


OBS Installation and Configuration

1)Connect your devices to this Video Capture Card following the "Hardware Connection" and then download the software from https://obsproject.com and complete the OBS installation.

2)You can change the software language in " Settings->General" from the bottom-right list on the screen.


Ultra-Clear Resolution

1)Input/Loop Out: 4K@60Hz/ 2K@144Hz/ 1080P@240Hz

2)Recording/Live Stream Capture: 4K@30Hz/ 2K@60Hz/ 1080P@120Hz



1.Model: WL-HG900U

2.Ports: 1 x HDMI IN(4K@60Hz);1 x HDMI OUT(4K@60Hz);1 x Type-C(4K@30Hz);1 x 3.5mm Line in;1 x 3.5mm Line out;1 x 3.5mm Mic in

3.Power Supply: Type-C 5V

4.Unit Size: 11 x 7.3 x 2cm/4.3 x 2.9 x 0.8in (L x W x H)

5.Weight: 120g/4.2oz

6.Cable Length: HDMI(F) to HDMI(F) Cable:100cm/39.4in; USB-A to USB-C Cable:100cm/39.4in

7.Housing: ABS + Aluminum Alloy

8.Status LED: Blue



-Support Max 4K@60Hz Video Input with 1 x HDMI 2.0 IN Port.

-Support Video Passthrough with 1 x HDMI 2.0 OUT Port.

-Support Max 4K@30Hz Capture.

-Support third-party softwares like OBS to capture and stream your videos from various input sources like game consoles, cameras and so on.

-Support USB 3.0 Type-C port for UVC/UAC and compatible with USB 2.0 Interface.

-Support UVC Output Format : YUY2/NV12.

-Support 3.5 mm Line In and 3.5mm MIC for External Audio Input.

-Support 3.5 mm Line Out for External Audio Output.

-Compatible with Multiple Operating Systems such as Mac, Windows, Linux, Android and so on.

-Support UVC1.0/1.1/ 1.5. UAC 1.0.

-Support HDR10 to SDR conversion.


System Requirement

-CPU: Intel Core i5 or higher

-RAM: 8G or higher

-Windows 7/8/10/11 or later

-Mac OS 10.12 or later

-Android 9 or later



In the Box

1x 4K@60Hz HDMI Grabber G1 PRO

1x HDMI(F) to HDMI(F) Cable

1x USB-A to USB-C Cable

1x USB-A to USB-C Converter

1x Quick Start Guide


Warm Tips

1. The video capture card is plug-and-play. No drivers are needed.

2. Check if your video source supports 4K resolution. If not, change the resolution to 1920x1080 in settings.

3. Please ensure that your tablet or phone supports video output if you are using it as an input device.

4. This video capture card does not support HDCP.


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【4K UHD Video Capture】 The HG900U allows you to capture stunningly detailed high-resolution video sources up to 4K at a smooth 30Hz. Whether it's from cameras, mobile phones, game consoles, or other sources, you can record and stream crystal-clear videos with exceptional clarity and precision. *Please ensure that your tablet or phone supports video output if you are using it as an input device.


【Plug-and-Play Convenience】 Compatible with various operating systems, including Windows 7/8/10/11 or later, Mac OS 10.12 or later, Android 9 or later, and Linux. Works with multiple third-party software such as OBS, vMix, QuickTime, Zoom, VLC, Wirecast, PotPlayer, XSplit, Streamlabs and more. Enjoy the hassle-free plug-and-play setup without complex driver installation or an external power supply.


【Superior Audio Capture】 The hdmi streaming card offers optional audio capture, allowing you to create immersive live streams by capturing both video and high-quality sound simultaneously. Its standard 3.5mm audio ports enable seamless integration of headphone, microphone and mixing console, making it perfect for adding commentary, music, or interviews to your live streaming sessions, meetings, or video recordings.


【HDMI Loop-out Capability】 With the included HDMI-to-HDMI cable, you can project your captured video in real-time on a monitor or TV with an ultra-low latency of 0.034s. The HDMI loop-out feature allows for convenient monitoring of your content while recording or streaming. It supports up to 4K@60Hz input/output, ensuring that everything is visually perfect before going live.


【Wide Application】 Built-in low-latency ensures that your live streams are transmitted smoothly and efficiently. This minimizes delays and provides a seamless viewing experience for your audience across platforms like Twitch, YouTube, Facebook, Twitter, etc. You can engage with your viewers in real-time and deliver exhilarating live content without noticeable lag.

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