1. Product materials: Adopt aluminum alloy CNC technology, surface sand surface oxidation, high-end environmental protection; with good anti-interference and heat dissipation capabilities. 2. Product features: This product is a portable HDMI high-definition video capture card that can simultaneously capture HDMI audio and video signals and transmit them to mobile phones and computers for preview, editing, storage and other multi-functional applications. 3. Product application: connect the HDMI input end of the capture card to the signal source, and the HDMI output end to the display port, for high-definition acquisition, video recording, video live broadcast, teaching recording, medical imaging, game live broadcast, video live broadcast, and record camera HD video Wait. Features : 1. The product complies with USB video UVC specification; 2. Support operating systems such as Windows, Android, Linux and MacOS; 3. Support most acquisition software, such as VLC, OBS, Amcap, etc.; 4. Support HDMI local loop out; 5. Input: HDMI/F input can support 4K, 8/10/12 bit color depth input format 6. Output: USB2.0/M supports up to 1080P; YUV, JPEG output mode 7. When using standard AWG26 cables, the input transmission distance is up to 15 meters (1080P and below resolution); 8. High-definition capture, strong compatibility, smooth picture without stutter, no delay; 9. No need for external power supply, small size, ultra-thin and portable; 10. Operating environment: -20 degree C to 75 degree C, relative humidity 5% to 95%