The Triplett CTX200PA RJ45/Coax Tester performs a TIA568 test on CAT5/6 network cable (RJ45) with instant PASS/FAIL results — opens/shorts, reversals, split pairs, and continuity. It is ruggedized and cushioned for toolbox use with a hidden drawer for remote storage. Includes a built-in tone generator for tracing and troubleshooting inductive tone probe. Complete with tracer probe, BNC patch cable, CAT 6 RJ45 patch cable, BNC terminator, (2) 9V batteries, belt clip and case. 1 Year Warranty.