Designed for testing the continuity of cables and generating tones for identifying cables, the Jonard Tools TET-600 cable tester and toner is perfect for use on cables, wires, and wire pairs. This tester/toner features the following:

• Provides tone via RJ11 connector or alligator clips
• Works with our TEP-100 tracing probe or others to identify cables
• Able to test the continuity of cables and the polarity of telephone lines
• Includes (1) 9V battery required for operation