and engineering support
Overview
The BG-4KCH is a compact 4K video capture device that allows users to capture HDMI signals from sources such as gaming consoles, cameras, computers, and media players, and transfer them to a laptop via USB-C for recording or streaming. Designed for versatility and ease of use, this unit delivers crisp 4K video quality while maintaining a portable form factor ideal for both stationary and on-the-go applications.
Connectivity and Quality
Supporting resolutions up to 4K2K at 30Hz, the BG-4KCH offers flexible connectivity through both USB 3.1 Gen 1 and USB 2.0 interfaces. Over USB 3.1, the device supports RGB, YUY2, and NV12 video formats, while USB 2.0 supports YUY2 and NV12 with a maximum resolution of 720p at 30Hz. HDMI audio is captured in 2-channel, 16-bit PCM format, and the unit is fully compliant with UVC 1.0, 1.1, and 1.5 standards. With a maximum data rate of 350Mbps and broad compatibility across Windows, macOS, and Linux, the BG-4KCH is suitable for virtually any streaming or capture setup.
Features In-Depth
Beyond its basic capture capabilities, the BG-4KCH features several advanced enhancements that improve its performance and usability. The unit supports automatic video format detection, enabling true plug-and-play operation by recognizing the input signal without requiring manual configuration. It also features deinterlacing support, which converts interlaced video into a smoother progressive format for cleaner visuals during playback. Additionally, the built-in upscaling function can scale lower-resolution inputs up to 1080p at 60Hz, providing flexibility when working with a variety of source resolutions. With its compact size, automatic configuration features, and video enhancement capabilities, the BG-4KCH is a reliable and efficient solution for high-quality video capture in any environment.
Features
-
![bi_badge-4k]()
Crystal Clear Image CaptureCapture resolutions up to 4K@30Hz -
![bi_usb-c]()
USB Type-CUSB 3.1 Gen 1 (RGP/YUY2/NV12) -
![COMPACT DESIGN]()
PortableIdeal for recording in the field or on-the-go -
![bi_usb-symbol]()
Plug and PlayNo setup required -
![ph_devices-light]()
CompatibilityWorks with Windows 7 and up, Mac OS, and Linux -
![solar_play-stream-bold]()
StreamingCompatible with YouTube, Twitch, Facebook, Zoom, and more
- Supports UVC1.0/1.1/1.5
- Supports video resolution up to 4K2K@30
- Supports deinterlace & scaler (Note: Scale-up feature supports up to 1080P@60)
- Auto-detection of video format ensures plug and play operations
- Supports USB 3.1 Gen 1 (RGB/YUY2/NV12) (capture up to 4K2K@30) and USB 2.0 (YUY2/NV12) (capture up to 720P@30)
- Low Latency (3~4ms at 1080P)
Simple Three-Step Video
Capture
1) Connect Your Devices
- HDMI Input: Connect your HDMI source device, such as a camera, gaming console, or media player.
- USB-C Output: Connect the capture device to your computer (PC, laptop, or Mac) using a USB-C cable.
2) Select the Video Capture Source
- Once the USB-C connection is established, your computer will automatically recognize the device as a video capture source.
- Open your preferred live streaming or video conferencing software and select the capture device as your video input.
3) Start Streaming or Recording
- With the video capture source selected, you're ready to start streaming, recording, or creating content—quickly and effortlessly.
Videos
Tech Specifications
| Technical | |||
| Role of usage | Video Capture Device | ||
| Input Video bandwidth | 297MHz | ||
| Output bandwidth | Up to 350Mbps (USB-C) | ||
| Video support (USB-C) | Up to 4K2K@30 | ||
| Audio Input | HDMI Embedded Audio | ||
| Audio Format | 2CH 16bit PCM | ||
| Recording Mode | Software Compression | ||
| Recording Video Format | RGB/YUY2/NV12 (USB3.1 Gen 1), YUY2/NV12 (USB2.0) | ||
| ESD protection | Human body model: ±15kV (air-gap discharge) & ±8kV (contact discharge) |
||
| PCB stack-up | 4-layer board (impedance control — differential 100Ω; single 50Ω) | ||
| Firmware update | Feasible via USB-C Port | ||
| Input | 1x HDMI | ||
| Output | 1x USB-C | ||
| HDMI connector | Type A [19-pin female] | ||
| USB connector | USB 3.1 Type C (SuperSpeed USB) | ||
| Software compatibility (not complete list) |
OBS Studio (Windows, Linux, MAC)¸Potplayer (Windows), VLC (MAC, Linux), AMCap (Windows), XSplit Boardcast (Windows), Skype (Windows, MAC), Zoom (Windows), Hangout (Windows), TeamViewer (Windows) |
||
| OS Support | Windows 7 /8.1 /10, Mac and Linux OS | ||
| Mechanical | |||
| Housing | Metal enclosure | ||
| Dimensions (L x W x H) |
Model | 3" x 1.5" x 0.7" [77 x 38 x 19mm] | |
| Package | 6.4" x 4.4" x 1.7" [165 x 111 x 42mm] | ||
| Weight | Model | 2 oz [58g] | |
| Package | 5 oz [142g] | ||
| Power supply | Via USB-C | ||
| Power consumption | 3 Watts (max) | ||
| Operation temperature | 32~104°F / 0~40°C | ||
| Storage temperature | -4~140°F / -20~60°C | ||
| Relative humidity | 20~90% RH (no condensation) | ||
Resources
PACKAGE CONTENTS
- 1 x BG-4KCH
- 1 x USB 3.0 A to C Cable (host to device)
- 1 x User Manual
Interfaces
- USB-C OUT: Connect to a USB host device such as a PC, laptop, or MAC.
- LED INDICATOR: Power & input signal indicator LED.
- HDMI IN: Connect to an HDMI source.
