коммутатор-видеонаблюдение

2 года назад

This video demonstrates how to build a DIY video surveillance system for home or business use. The creator explains how to connect cameras, a DVR, and a router, and provides links to specific products and resources. The video also highlights the benefits of this approach, such as cost savings and flexibility.

3 года назад

This video demonstrates how to connect security cameras to a network using a POE switch. The presenter shows how to connect cameras to the switch and then to a DVR, highlighting the extend function that allows for longer cable runs. The video concludes with a test of the extend function, showcasing its effectiveness in extending the signal over a longer distance.