SIIG 4K120Hz HDMI 2.1 Capture Device for Gaming and Streaming

The SIIG 4K120Hz HDMI 2.1 Capture Device is a game-changing tool for gamers, streamers, and content creators who demand pristine video capture and seamless live performance. This external capture device enables recording and playback at 4K60Hz from any HDMI source, so you can preserve every detail of your gameplay, cinematic cuts, or professional presentations. Built with HDMI 2.1 compatibility, USB-C 10Gbps bandwidth, and a TAA-compliant design, it’s engineered to deliver reliable, high-quality results whether you’re streaming to Twitch, YouTube, or private production channels. Whether you’re capturing console gameplay, PC output, or other HDMI-based sources, this device is crafted to minimize latency, maximize color fidelity, and simplify your setup for a smoother, more immersive streaming or recording workflow.

• 4K60Hz capture from any HDMI source with sharp detail, accurate color, and smooth motion for professional-looking recordings and streams.
• 4K120Hz/144Hz loopout passthrough provides ultra-smooth video output to your display while you capture, ensuring a lag-free gaming experience during live broadcasts.
• HDMI 2.1 interface delivers high bandwidth to support modern gaming consoles, PCs, and other HDMI sources, preserving signal integrity and reducing compression artifacts.
• USB-C 10Gbps connection enables fast, low-latency data transfer to your computer, compatible with a wide range of laptops and desktops for flexible streaming setups.
• TAA compliant design combines reliability and professional-grade build quality, making it suitable for both home studios and more demanding broadcast environments.

Technical Details of SIIG 4K120Hz HDMI 2.1 Capture Device

• Video interface: HDMI 2.1 input for high-bandwidth video signal transmission
• Capture resolution: up to 4K60Hz from HDMI sources
• Loopout passthrough: 4K120Hz or 144Hz passthrough for high-refresh monitoring while recording
• Data connection: USB-C 10Gbps interface (USB 3.2 Gen 2x1) for fast capture transfer
• Power: USB bus-powered operation (no separate power supply required in typical setups)
• Form factor: External, compact capture device designed for desktop and portable use
• Compliance: TAA compliant for professional procurement and compliance needs

how to install SIIG 4K120Hz HDMI 2.1 Capture Device

• Turn off your computer and connect the HDMI source (console, PC, or other HDMI device) to the capture device’s HDMI input.
• Connect the capture device to your computer using the USB-C 10Gbps port. Ensure the USB port you choose provides sufficient bandwidth (USB 3.2 Gen 2 or higher).
• Power on the HDMI source, then power on your computer. The device should be recognized as a video capture source by your operating system.
• Open your preferred streaming or recording software (such as OBS Studio, Streamlabs, XSplit, or Wirecast) and select the SIIG capture device as your video source. Adjust the resolution and frame rate to 4K60Hz or your desired setting.
• If your workflow requires loopout passthrough, configure the display and capture software to take advantage of the 4K120Hz/144Hz passthrough where supported, ensuring audio routing and desktop capture are set up to match your production needs.

Frequently asked questions

Q: What is the maximum capture resolution of the SIIG 4K120Hz HDMI 2.1 Capture Device?

A: The device supports 4K60Hz capture from HDMI sources, delivering high-detail recordings and streams at 4K resolution with smooth motion.

Q: What about loopout passthrough?

A: The device offers 4K120Hz/144Hz loopout passthrough, enabling high-refresh monitoring on a secondary display while you record or stream, which helps maintain fluid gameplay and presentation quality.

Q: What interfaces does it use?

A: It uses an HDMI 2.1 input for video capture and a USB-C 10Gbps connection to your computer, balancing high bandwidth with broad compatibility across modern PCs and laptops.

Q: Is the device plug-and-play, and does it require drivers?

A: It is designed for straightforward setup with popular streaming software such as OBS Studio and Streamlabs. In many cases you can achieve plug-and-play operation, but some configurations may benefit from installing drivers or software provided by your capture workflow to optimize performance.

Q: Is it compliant with professional procurement standards?

A: Yes, the device is TAA compliant, making it suitable for professional environments and dedicated production workflows that require traceability and compliance.

Q: Which software platforms are compatible?

A: The SIIG capture device is compatible with major streaming and recording software across Windows and macOS platforms. It integrates with OBS, XSplit, Streamlabs, Wirecast, and other common tools used by content creators and broadcasters.

Q: Do I need an external power source?

A: The device is designed to operate via USB power in typical setups, eliminating the need for an external power adapter. If you run into power constraints on certain USB hubs or laptops, you may consider a powered USB-C hub or direct connection to a robust USB-C port.

Q: Can I use this for live gaming tournaments or professional broadcasts?

A: With 4K60 capture, high-quality loopout passthrough, and a compact, durable build, this capture device is well-suited for gaming, streaming, and semi-professional broadcast scenarios where reliable performance and crisp video are essential.

Q: Is HDR supported?

A: HDR support details are not specified in the provided description. For HDR workflows, check the latest product documentation or support resources from SIIG to verify HDR compatibility and settings.

Q: What makes this capture device stand out?

A: The combination of 4K60 capture with 4K120/144Hz loopout, HDMI 2.1 bandwidth, USB-C 10Gbps connectivity, and a TAA-compliant, compact external design makes this device a versatile choice for creators who demand high fidelity, low latency, and flexible deployment across gaming and streaming setups.