In daily life, we have seen and heard many wonderful music. They can make people happy, sad and dance unconsciously. It can soothe our wounds in pain and give hope in despair. The power of music is infinite. Have you really considered how music is transmitted? Today, let's briefly understand what an audio connector is.

Audio connectors are connector groups for audio-visual applications - RCA and record player. It is applied to all aspects of our life. There are many kinds. Although these can not really be considered to belong to the same series, all kinds of USB connectors are the same. We will think they are the same. USB products have developed from version 1.0 to version 3.1. There are some processes in this period, and there is no signal loss in the process of collecting and recording echoes. The new specification is compatible with previous versions. However, new interfaces require new cables and connectors, as well as transmission distance and data throughput. The development of video surveillance system has experienced three different stages: the acquisition, transmission and storage of video and audio signals are analog forms with the highest quality. Video compression card and corresponding DVR software are installed in the video monitoring system. Different types of video cards can connect 1 / 2 / 4 video channels and support real-time video and audio.