... of STP/UTP 5E /6E cable, telephone line, BNC cable, USB signal line;2. Use crosstalk test ... turn to be slowly ; 3. Measure the cable length, length range 0-1200meters;4. Judge ... RJ45,RJ11,USB,BNC ports and alligator adapter cable with RJ11port;3. When the voltage is ... TV network line project;3. Other metal wire line engineering and maintenance;Package items utp cable telephone line bnc cable usb signal ...