Greenlee 1573 Tone and Probe Plus Cable-Check UTP/STP Cable Tester Paladin tone and probe cable check for cables and telephone wires and tones Provides quickly identification of cable pair carrying signal; tests continuity of wires, cables and loads; locates patch and termination poing of wire Features LAN cable-check with clear LED display for each pin and shield; telephone test set and tone probe cable tracer with headset jack and volume-adjustable audible speaker to enable use without a butt set Includes 2 shielded patch cords, 1 cord with alligator clips, 2 9-Volt batteries and durable nylon carrying case with belt loop Backed by 1-Year warranty