Klein Tools Toner generator Toner-PRO Network, Telecommunications (VDV500-063)

This tone generator helps with wire identification, wire tracing, and wire pair identification. It provides five distinct tones for exact pair identification and features angled bed-of-nails clips to securely attach to wires. An RJ11 plug easily connects to telephone or RJ45 data jacks to tone wire pairs. Check for continuity and polarity with results indicated by clearly labeled, easy-to-read LEDs.