Petrutech Spy Shop
Professional Eavesdropping, Bugging and Surveillance Equipment

UHF transmitter powerful stabilized by crystal bug spy 3v to 6v


Add to Cart:

  • Description
  • Details
  • Reviews
  • YouTube Channel


A small spy bug transmitter designed for room monitoring. It uses 2 coin-shape batteries (CR2430). Transmitting on the UHF band and achieving high performance and privacy.
The range is approx. 200m on urban area and up to 500m (line of sight). Maximal drawn current: 18mA. Maximal output 12Bm. Super sensitive microphone, only 6 mm diameter,
It requires an UHF receiver (we sell 3 different UHF receivers) or an UHF scanner. One of the best listening devices on the market!
With our Automatic Gain Control system it will pick up a whisper 10 meters away from the transmitter's microphone, as clearly and loud as speaking near it
The miniature UHF transmitter for use for monitoring any property. This tiny little transmitter should be used for discrete observation of rooms. Because of its small size and unobtrusive design, it is a perfect tool to monitor rooms from inside a hidden place.
The BU36 broadcasts powerful, clear sound. The transmitter is designed and tested in our specialized laboratory and tested as well in real conditions by high skilled engineers for maximal distance.


  • Power supply: 2 x3V Lithium (From CR2032 to CR2450)
  • Dimension: The Diameter is only 2.4 cm (1.0")!
  • Estimated transmitting distance: up to 500 m line of sight. (L.O.S).
  • Using SMD components, for more stability and range (MIL SPECS 1% accuracy).
  • Using resin for encapsulating, for safety and anti humidity !!!
  • Coated with special Anti-static material.
  • Penetrates through walls and ceilings.
  • Very simple installation.
  • Its tiny electret (Condensed, omnidirectional) microphone very sensitive, that you can listen to a whisper from about 10m , clear sound. You won't omit even one a word.


  • 1 Crystal controlled PLL Crystal controlled BU36 SPY BUG Transmitter.
  • 1 Instructions Manual.
  • Gift
  • Model: BU-36
  • Shipping Weight: 0.05Kgs

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.