The network cable is essential for connecting to the LAN. The common network cables in the LAN are mainly twisted pair, coaxial cable, and optical cable. Twisted pair is a data transmission line composed of many pairs of wires. It is characterized by its low price, so it is widely used, such as our common telephone line. It is used to connect to the RJ45 crystal head.It is divided into STP and UTP. We usually use UTP.we can do the OEM AND ODM,Any need, please contact with Ms Dai, email is sales@huayanelec.com.