Shielded CAT5E RJ45 network three-way head network cable extension one point two adapter tap3pcs

Network RJ45 (8 cores) split into two splitters (Note: This product is not a switch, it is impossible for two computers to access the Internet at the same time) Examples of product uses: For example, if you want to take a laptop for mobile use in two fixed rooms, use this tee, one end is connected to the source of the network cable, and the other end is connected to two network cables, and they are wired to the two rooms, so that you don't have to change the room without the crystal. The head is troubled by not being able to access the Internet, cheap and practical! It can only be used with a single extension cable.