... 4 in 1 for UTP STP RJ45, RJ11 RJ12, BNC & USB 2, UL,CE,RoHS certificate Brief Description: ... This 4 in 1 Cable Tester tests 4 typical Phone, ... Test installed wiring or patch cables6, Remote unit stores in Main unit7, BNC terminator 25 Ohm / 50 ... ) or unshielded (UTP) LAN cables16, Test shields in USB cables Specifications1, Cable Tested:UTP and STP LAN ...