Test-Um Talk and Trace® TM110
Communication / Wire Tracing Set
Discontinued

• Clear, clean voice communication without interference or "dropouts" over coax cable, audio cable, speaker wire, telephone lines or even common electrical wiring
• Trace wires simultaneous while talking
• Range up to 5,000 feet, depending on cable used
• Up to 4 units can be linked together for party line use
• Full ring alert function

Hands-free personal communications set that can be used in any wiring environment