Introduction
The StarTech.com USB3HDCAP is an external HDMI video capture device designed to record lossless 1080p video at 60 frames per second. This versatile device supports multiple input sources including HDMI, DVI, VGA, and Component video, making it suitable for various applications such as live streaming, training presentations, educational lectures, and capturing camera feeds. It utilizes H.264 video encoding for broad compatibility with popular third-party software.

The StarTech.com USB3HDCAP connected to a laptop and a DSLR camera, illustrating its multi-input capabilities for capturing high-definition video and audio.
Setup
Package Contents
Ensure all components are present in the package:
- 1x USB 3.0 HD Video Capture Device (USB3HDCAP)
- 1x A/V breakout cable
- 1x DVI to VGA adapter
- 1x USB 3.0 Cable
- 1x Instruction manual

The complete package contents for the StarTech.com USB3HDCAP, showing the main unit and all included accessories.
System Requirements
To ensure optimal performance, your system should meet the following minimum requirements:
- Operating System: Microsoft Windows 8/8.1 (32/64-bit) and up, Windows 10 (32/64-bit), Windows 11.
- CPU: i3 Dual Core 2.8GHz or higher
- Memory: 2 GB RAM
- USB 3.0 host controller (Confirmed support with: Intel, Renesas (NEC), VIA, AMD, Fresco FL1100). Note: Incompatible with ASmedia and Etron USB 3.0 host controllers.
Connecting the Device
- Connect to Video Source: Use an appropriate cable (HDMI, DVI, VGA, or the A/V breakout cable for Component/S-Video) to connect your video source (e.g., camcorder, gaming console, PC) to the corresponding input port on the USB3HDCAP device.
- Connect to Computer: Connect the supplied USB 3.0 cable from the USB3HDCAP device to an available USB 3.0 port on your computer. The device is bus-powered, so no external power adapter is required.
- Driver Installation: The USB3HDCAP is DirectShow compatible and functions as a UVC (USB Video Class) device. On supported Windows operating systems, it should be recognized automatically without the need for manual driver installation.

A detailed view of the StarTech.com USB3HDCAP's ports, illustrating its simple and direct connectivity options.
Official StarTech.com video demonstrating the setup and use of various HDMI video capture cards, including external USB adapters like the USB3HDCAP, for recording and streaming content.
Operation
Software Compatibility
The USB3HDCAP is designed to work with various third-party capture and streaming software, such as OBS (Open Broadcaster Software). It encodes video using H.264, ensuring wide compatibility. StarTech.com also provides the Streamcatcher Pro software, which offers a refreshed graphical user interface and supports simultaneous connection of multiple capture devices (compatible with Windows 8 and up).

The StarTech.com USB3HDCAP capturing HD video for editing, compiling, archiving, or live streaming from various sources.
Audio Input
The device includes an A/V breakout cable, allowing for the capture of audio from separate analog sources alongside video. This is useful for integrating external microphones or audio mixers into your capture setup.
HDMI Pass-through
Please note that the USB3HDCAP model does not feature an HDMI pass-through port. This means you will not be able to view the video source on a separate display simultaneously while recording through this specific device. For models with HDMI pass-through, please refer to other StarTech.com capture devices.
Maintenance
To ensure the longevity and optimal performance of your StarTech.com USB3HDCAP, follow these general maintenance guidelines:
- Keep the device clean by wiping it with a soft, dry cloth. Avoid using harsh chemicals or abrasive cleaners.
- Store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid exposing the device to moisture or liquids.
- Handle cables carefully to prevent damage to connectors and wiring.
Troubleshooting
No Signal or No Video Output
- Check Connections: Ensure all cables (HDMI, DVI, VGA, Component, USB 3.0) are securely connected to both the capture device and your computer/video source.
- Verify System Requirements: Confirm that your computer meets the minimum system requirements, especially regarding the USB 3.0 host controller. Incompatible controllers (e.g., ASmedia, Etron) can prevent the device from functioning correctly.
- Software Settings: Open your capture software (e.g., OBS, Streamcatcher Pro) and ensure the USB3HDCAP is selected as the video input source. Check video resolution and frame rate settings to match your source.
- HDCP Compliance: The USB3HDCAP is HDCP compliant. It will not capture protected content such as Blu-rays or certain streaming services. If you are attempting to capture protected content, you will receive a 'No Signal' message.
- Restart Applications/Computer: Sometimes, restarting the capture software or your computer can resolve temporary detection issues.
Specifications
| Feature | Specification |
|---|---|
| Brand | StarTech.com |
| Model Number | USB3HDCAP |
| Hardware Interface | DVI, HDMI, S-Video, USB 3.0, VGA |
| Video Capture Resolution | 1080p |
| Operating System Support | Windows 11, 10 (32/64), 8/8.1 (32/64) |
| Recommended Uses | Video Recording |
| Other Special Features | Recording Scheduler |
| Platform | Windows |
| Tuner Type | PAL, NTSC, ATSC, DVB-T |
| AV Output | HDMI, DVI, VGA |
| Compatible Devices | Camcorder, Personal Computer |
| Item Weight | 0.1 Kilograms |
| Item Dimensions | 4.5 x 3 x 1 inches |
Warranty and Technical Support
The StarTech.com USB3HDCAP HDMI Video Capture Device is backed by a 2-Year Warranty. StarTech.com also provides lifetime technical support to assist with any product-related inquiries or issues. For support, please visit the official StarTech.com website or contact their customer service.





