The Pro Tone Generator and Amplifier Probe Kit provide a complete cable tracing solution for de-energized cables. Designed to identify and trace wires or cables within a group without damaging the insulation. It allows for pin point identification even in the most congested cable bundles. Kit includes: tone generator, amplifier probe, soft black nylon carrying case, and alligator clip and RJ-11 cable assemblies Send a tone singal through RJ-11 port, F-Coax port, or alligator clips on copper wires Tone generator has 3 different selectable tones: Hi / Low / HiLo warble Buil in F-connector port for toning and tracing of coaxial cables Continuity test funtion for isolating errors RJ-11 cable assembly can be used on RJ-45 jacks Low battery LED indicates when to change battery Auto-off of tone after three hours to conserve battery life Amplifier probe has volume control knob to suit the work environment Tone can be added in any status to allow test sets without monitor feature to pick up tone