Phone Sentry Tap Detector

For complete telephone security this device defeats both phone tapping and phone recording-even voice activated recorders. Line powered transmitters and all voltage activated devices will not function. An eavesdropping attempt will disconnect the line.For complete telephone security this device defeats both phone tapping and phone recording-even voice activated recorders. Line powered transmitters and all voltage activated devices will not function. An eavesdropping attempt will disconnect the line.