The Tempo Communications 468-G Modular Cable Tester and Wiremap Tester is used to test four-pair data and voice cable links terminated with standard, modular, eight-position RJ45 jacks. It features sequentially lighting LEDs corresponding to each wire for easier diagnosis of mis-wires than conventional, pair-checking testers. The built-in tone generator easily identifies cable at remote locations. … <a href="https://www.tempocom.com/products/receiver-468r-g/">Continued</a>