1. 3 IN 1 CAPTURE CARD convert AHD/TVI/CVI video signal into USB signal,<br> 2. capture AV signal and recording via computer, laptop or cell phone,<br> 3. support microphone audio input also.<br> 4. is widely used in CCTV, machine video capture, video meeting, education, fishing camera.<br> 5. compatible OBS, PotPlayer, AMCAP, VLC software.<br> How to use:<br> 1.Connect input video to "3 in 1 input" port, connect video output to "looping out" port if you need.<br> 2.Connect to PC by USB output port, or connect to a OTG connector to cell phone.<br> 3.If there has a audio input, connect to "mic in" port.<br> 4.When you using a software to capture video on PC, choose Cap Video" and activate it. It is successful once the red LED blinking.<br> Sweet tips: The device may hot when using, it is because the compact design. It is normal.<br> This is a 3 in 1 capture card which support AHD/TVI/CVI signal input, and USB output to computer. It capture video and audio both, it is a high cost effective AV capture card which support UVC/ STANDARD. The output port is USB 3.0. It compatible , Linux and also Android system. It is a plug and play tools for HD AV capture.<br> The product has color difference, which does not affect the use<br> Colour:Photo Color<br> Material:Aluminum alloy<br> Package Contents:<br> 1 x Video Capture Card<br> 1 x USB cable(colors and styles are random, don't accept the specified color)<br> 1 x BNC to male connector<br> 1 x BNC to female connector<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.