This tone generator is a highly practical network installation and troubleshooting tool which features a single/multi tone signal, test leads and a 4 conductor modular cable. The signal emitted by the tone generator can be easily traced by the companion probe, even when cables are in a bundle or hidden in punch down blocks or wall plates. The generator can also be used for checking telephone line polarity and status ie. Ring/Busy/Idle. The probe is equipped with an insulated inductive pick up and will amplify the tone signal to an audible level. A LED is also included as a visual indicator. The probe has a volume control and either indicator can be switched off if desired.

Features:
- The signal leads are 500mm long and terminated with alligator clips.
- The modular leads is 300mm long and terminated a 4 pin RJ11 plug.
- Both units operate from a 9 volt batteries (Sold Separately).
- Supplied in a handy protective zip up vinyl case.