Our COMSEC III is the only patented technology that works with the telephone company exchange. One the COMSECIII is attached to your telephone line it continuously detects the slighest signal from you phone to the telephone company. The COMSEC III scans the line before, during and after every call, when the electrical signature pattern changes the LED will flash.

Specifications:

FCC approved

Single or 2-line use

Continuous monitoring on phone lines

LED flashing signal

Hard shell black casing

Telephone line powered, no batteries needed

Includes:

Wire tap detector

Phone line cord to attach detector to phone

Complete instructions

Size: 4 1/2″ x 1 7/8″ x 1″