Tap Nullifier

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  • Made in the USA
  • FCC Approved
  • Sturdy Metal Case
  • Fine Tuning Capability
  • NOT Powered by the Telephone Line
  • Portable - Easily Fits Inside Briefcase
  • Easy Installation Thru Standard Modular Jacks
  • STOPS Automatic Recorder Activators
  • Alerts You to Extension Pick-ups and Lineman's Tests
  • Works on ANY Telephone or Fax Line ANYWHERE
  • Deactivates Automatic Parallel Line Transmitters
  • Alerts You to Infinity Transmitters and Line Tampering
  • Lets You Make Calls in "Normal" or "Secure" Mode
  • Monitors Exact Line Voltage in On-hook of Off-hook Condition
  • Deactivates or Causes a Substantial Frequency Shift/power Reduction of Free Running Series Line Transmitters and Crystal Controlled Series Line Transmitters
  • Jams any Listening Devices Which Use the Telephone Line to Listen to Your Room Conversations, Such as Infinity Transmitters, Microphones, Hook Switch Bypasses, Line Drivers, Etc.


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