Tired of being called by persistent telemarketers? It’s time to fight back with the TeleZapper TZ 900.

TeleZapper TZ 900 reduces telemarketing calls from call-centers that use predictive dialing systems by sending a special tone which tells the computer that your number is permanently disconnected. The call-centers usually erase permanently disconnected numbers from their calling lists after a while. About 90% of call-centers use the predicative dialing system, so the device is effective, reducing significantly the number of telemarketing calls. Unfortunately some pollsters, charities and Read the rest of this entry…