WH806C wire tracker can identify and trace wires or cables within a group without damaging the insulation. For telephone line, it can identify some state in the line, and more convenience to install, debug, maintain telephone line. There is a Sender and a Receiver included in the cable tracker.
Judge continuity of the cables or wires
Judge the length of wier or cables
Judge where is circuit-breaker
Track the cables or wires, and diagnose the break point
Receiver the tone signal on the cables or wires (telephone line)
Identify the state in the working telephone line (clear ring, busy)
Send a single solid tone or a dual alternating tone to the object cables or wires