Petrutech Spy Shop
Professional Eavesdropping, Bugging and Surveillance Equipment

Bug Spy Transmitter UHF 9V Extended Time

$127.95  $97.80
Save: 24% off

Add to Cart:

  • Description
  • Details
  • Reviews
  • YouTube Channel




The LT-9 is a miniature hidden bug spy transmitter for room surveillance, transmitting for longer periods. It draws approximately half current from the battery, compared to other common transmitters. It transmits on the UHF 433MHz band
The estimated distance is approximately 200m in urban region and as much as 600m on clear (line of sight). Maximal drawn current: 20mA. Maximal output 14dBm.
The bug uses a high-quality, miniature sensitive microphone. It can be used in combination of an UHF receiver (we sell 3 different UHF receivers), or an UHF commercial UHF scanner. An excellent hidden microphone transmitter available in the international market!
The LT-9 has a powerful and clear sound, and it is designed and examined in our specialized laboratory and tested as well in "real conditions".

The compatible receivers are:


  • Working Voltage: 9V
  • Up to 90 transmitting hours, more than any 9V transmitter (draws only 20 mA).
  • Designed and built using FET devices, minimizing current drawn from battery.
  • Board Dimension:  only 1.4 cm X 2.0cm!
  • Transmitter's frequency range: NFM (UHF) 433.6-433.9MHz CRYSTAL STABILIZED.
  • Long transmitting range: up to 600 m on clear. (L.O.S).
  • SMD built, for more stability and range (MIL SPECS 1% accuracy).
  • EXTRA amplified, buffered output!
  • True FM - The only one Varicap controlled for power and stability.
  • Using a patent pending material for encapsulating, for safety and security!!!
  • The device is coated with special Anti-static material.
  • Penetrates through walls and ceilings.
  • Simple and quick installation.
  • User manual is included.
  • Its tiny electret (Condensed) microphone is so sensitive, you pick up a whisper from about 30sq.ft (100sq.m) radius , crystal clear. You won't miss a word. USA made by Motorola high amplification FET microphone.

What it includes:

1 Crystal controlled PLL Crystal controlled LT-9 SPY BUG Transmitter.
1 Instructions Manual.


bug spy powerful listening device   micro spy bug transmitter extended time   bug spy power audio voice  


  • Model: LT_9S
  • Shipping Weight: 0.03Kgs

Be the first to write a review.  Write a Review.
YouTube Channel

For your convenience and information we have added some videos to our YouTube Channel.

The videos are designed to give you a better insight of the functionality of our equipment.

The link opens in a new browser window.

Copyright © 2019 Petrutech Spy Shop. Powered by Spytechman. Site Maintenance by Spyshopro.