Rvfm remote cable tester rvfm ft 68bu this versatile cable tester can via its removable remote module quickly and easily test several types of cable systems in situ the unit can test rj11 rj45 usb and comes equipped with a 25 omega 50 omega bnc termination for testing coaxial cables included with the unit is an instruction manual and protective carry case rvfm ft 68bu remote cable tester