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$16,700.00
DPL-4500-IRTX INFRARED LONG RANGE TRANSMITTER SYSTEM Utilizing unique infrared technology that avoids detection and
unauthorized radio interception, the Infrared Long Range Transmitter System
monitors room conversations from distances of up to 500 meters away. A miniature
Infrared Transmitter converts sound into non-coherent pulses of light. Designed
for easy sight alignment, the optical receiver is housed in a single lens reflex
camera mounted onto a tripod.
$249.00
$65.00/wk
12 HOUR PORTABLE AUTO REVERSE TELEPHONE RECORDER Variable speed playback for fast review of recording. This is unique in
the fact that it has auto-reverse. This allows the unit to record a full twelve
hours without having to flip the tape. It can be used with or without a
telephone.
$149.00
$25.00/wk
TELEPHONE NUMBER MANAGER When anyone makes an outgoing call, the PHONE MANAGER will memorize the
call time, phone number dialed, date of the call, length of the call and
accumulate the number of calls. Also, when anyone makes an outgoing call, the
PHONE MANAGER will memorize the call time, phone number dialed, date of the
call, length of the call and accumulate the number of calls.
$209.00
$35.00/wk
TELEPHONE RECORDER This telephone features caller ID name and number as well as time and
date are displayed on a built in LCD. Information is also stored on the cassette
ensuring recordings are always as organized as they are accurate.
$19,900.00
$6,700.00/wk
LASER BASED LISTENING SYSTEM (LBLS) This system allows the operator to carry out an undetectable surveillance
operation from outside the building (off-premises). As no installation is
required, you will not even need to enter a building or a room. Normal
conversations within a room create minute vibrations on exterior windows which
act much like the diaphragm of a microphone oscillating with sound waves.
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