RJ11电话水晶头:

4P4C;4P2C;6P6C;6P4C;6P2C;英式UK6P2C;UK6P4C;UK6P6C;

RJ45数据网络水晶头;非屏蔽,屏蔽水晶头

超五类,六类:8P8C;8P6C;8P4C;六类两件式水晶头;