This unit works by generating a SIT (Special Information Tone) signaling the telemarketers predictive dialing equipment that your number is no longer valid and erases your number from it's database.
SIT tones are the three quick tones you here before the telephone company's recording "The number you called is no longer in service".
The Telemarketer
Stopper™ can be programmed to be activated by your phone going off hook or by pressing the button.
Start using the Telemarketer
Stopper™ today and say good bye to those annoying Telemarketer calls.