Professional Tone and Probe KitThese products are all Made to Order Which means they are non cancelable and non refundable. Description Professional Tone and Probe Kit The Professional Tone and Probe Kit gives technicians a high powered tone generator and tone tracing probe. The ToneMaster tone generator enables signal detection over 20 miles away and makes tracing through walls and enclosures easier. It has multiple tones and power levels for network, signal wire, coax, and