... of STP/UTP 5E /6E cable, telephone line, BNC cable, USB signal line;2. Use crosstalk test to solve the potential ... router and telephone lineProduct features:1. The results display in the LCD directly;2. Bring RJ45,RJ11,USB,BNC ports and alligator ... areas:1. Telecommunications network cabling engineering and daily networkmaintenance;2. Computer, telephone, TV network line project;3. Other metal wire ...