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Bug detector Pro-4000.

The bug detector Pro-4000 is an entry-level pocket bug detector. Custom designed to detect and locate covert bugging devices. The design & functionality make this unit simple to use. With a true frequency range of 1 to 4800 Mhz (4.8Ghz), and sensitivity that other bug detectors rarely come close.

The detector locates all types of radio transmitters & bugging devices. These include UHF transmitters or bugs, mains powered bugs, telephone bugs, video transmitters and walkie talkies.

Visual LED notification.

The ten bar LED, barograph display indicates the signal strength, along with an audible beep tone that increases, as you get closer to a detected signal.

Bug detector with audible demodulation.

Once you receive a suspect signal the PRO-4000 oferes de modulation, so you hear the signal content through the headphones. You can use the ‘Demodulation’ facility to identify whether the device is transmitting room audio or not.


  • PRO-4000 detector.
  • Batteries (Included).
  • Whip antenna.
  • Instructions.
  • Case.

If you require an up to date bug detector, on a budget, then see our 5G bug detector. Fantastic performance and modern device for debugging and general counter surveillance.

Weight 0.01 kg

JJN, Spycraft UK

Tech Specs


  • 4.8 GHz Wide Frequency Response
  • High Sensitivity to locate the weakest signals
  • Audible Signal Strength ‘Beep’
  • Audio Demodulation
  • Low Battery Indicator
  • Flexible ‘whip’ Antenna


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bug detector
Pro4000 bug detector


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