Ethernet cable, usually made of metal or glass, are used to carry information over a network. There are three common ethernet cables: twisted-pair cable, coaxial cable and optical fiber cable (optical fiber). A twisted-pair cable is a data transmission line consisting of a number of pairs. A ethernet cable is a cable that connects a computer to a computer and a computer to other network devices. Common ethernet cables include twisted-pair cables and coaxial cables. Twisted pair Shielded Twisted Pair (STP) Twisted Pair (UTP) Twisted pair (UTP) Twisted pair (STP) Twisted pair (UTP) Twisted pair (UTP) Twisted pair (STP) Twisted pair (UTP) Twisted pair (UTP) It is characterized by low price, so it is widely used.