China Wasin Fujikura RJ45 Connector

RJ-45 connector: two ends of each twisted pair are connected with network card and hub (or switch) by installing RJ-45 connector (commonly known as crystal head).
RJ-45 plug is a kind of plastic connector which can only be inserted along the fixed direction and can automatically prevent falling off. This kind of RJ-45 plug must be installed at both ends of twisted pair, so as to plug into RJ-45 interface of NIC, hub or switch for network communication.