Feature:1. Up to 4K at 60Hz high definition input, the maximum output resolution is 1920×1080 at 30Hz. Provides 1080P30fps high quality recording and live broadcast.2. You can connect to the presentation without software assistance, and you only need to connect to a laptop or tablet via this portable and compact card and cable to start sharing.3. As a portable plug and play video and audio card, the product can be used without driver assistance or external power supply, providing users with a convenient experience.4. This video card is suitable for high definition capture, teaching recording, game capture, live broadcast, imaging, online meetings and other scenarios.5. The product is suitable for Windows, for OS X and for systems, and the USB 3.0 high speed transmission port has no stalls and delays, giving you a quick experience.How to Use:1. Install "OBS" on the computer. (Search "OBS" in the browser and find this software)2. Insert the product into the PC USB port. (Make sure that the US8 driver of this capture card has been installed on the PC)3. Use an HD Multimedia Interface cable to connect the product to the mobile phone, tablet,camcorder (you may need to use a conversion cable device to convert the video and audio of the device to the HD Multimedia Interface standard)4. Recording operation steps (OBS): open OBS, add a new source, s