Triplett Fox Hound Premium Tone and Probe Wire Tracing Kit Generates Multiple Tones with Adjustable Sensitivity for Electrical Wire, LAN Cable, Telephone, and More (3399) About this item Quickly and easily traces various types of cable including electrical wire, twisted pair, LAN cable, multi-conductor cable, telephone cable, alarm cable and more Fox 2 is a multi-function Toner that generates multiple tones, performs some basic telephone line tests (loop mA and line polarity), and provides a visual and audible continuity test Fox 2 integrates Triplett TrueTrace cadence shift for definite ID of cable or pair within cable Hound 3 is a lightweight Probe, with a thumbwheel sensitivity control and signal strength indicator LED Hound 3 can detect trace tones up to 12" away and features LEDs to light up dark areas and reduce fluorescent light noise. Mfr Part# 3399 UPC 614395001124