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Sititek Ltd.

13 Mar 2026 Views
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BugHunter Professional BH-03 Signal Detector – RF Sweeper for Hidden Cameras & Listening Devices

BugHunter Professional BH-03 Signal Detector – RF Sweeper for Hidden Cameras & Listening Devices: Handheld RF detector scanning wide frequency bands to locate covert surveillance equipment.

Portable Bug Detector BugHunter Professional BH-03 Expert

  • Built-in frequency meter automatically detects and displays on the screen an operating frequency of the detected bug. It allows BugHunter Professional BH-03 Expert to quickly identify the type of the bug and its physical location in the room. The system recognizes all the most common frequencies:

- GPRS, EDGE, 3G/4G (cellular communication and data transmitting);

- DECT (cell phones and radio modules of DECT standard);

- DECT BASE (base stations of DECT standard);

- BLUETOOTH (radio modules of BLUETOOTH standard);

- WLAN (wireless network such as Wi-Fi, Zigbee, LoRA etc.);

  • Record breaking dynamic range - 70 dB! Detects bugs with very low signals and high power bugs.
  • Detection range of transmitter – 5 m, detection range of  cellphones – 50 m.
  • Small size: weight - 110 grams, dimensions - 105 х 58 х 18,5 mm.

BugHunter Professional BH-03 Expert is an easy operated detector for very fast finding of spy devices in frequency range from 10 to 3500 MHz. Detects digital and analog bugs simultaneously without settings and switching to different operating modes. It reduces statics from cell phone towers. BugHunter Professional BH-03 Expert has very informative OLED-display which shows all the necessary data and allows being in complete control of the situation at any time.

The device is designed for experts in the field of industrial, political and business counterespionage activities, it allows them to do their job more quickly and efficiently. Also it can suit even for those who are not tech-savvy because its operation is very understandable, you can search bugs at a touch! Thanks to small size (weight only 110 grams) it’s quite handy.

The main advantages of the device:

  • Fast search bugs at a touch. BugHunter Professional BH-03 Expert – one of the most tech and fast detectors. It can find a bug in just a few seconds!
  • Detection of digital and analog bugs simultaneously without changing settings and switching to different operating modes. The detector has advanced quick-operating microprocessor that’s why it finds even modern bugs (for example those which transmit information by short pulses and stay invisible for most anti-spy bug detectors). It’s also important that the device can “see” digital and analog bug at the same time.
  • Built-in GSM, 3G, 4G, CDMA, Wi-Fi, GPS filter. If the environment has some sort of extraneous background frequencies that interfere to search – just filter them out. Unique!
  • Visual multicolor OLED-display which shows all the necessary information: type or frequency of the receiving signal (analog and digital at the same time). It’s allows being in complete control of the situation at any time.
  • It covers the entire frequency range that is running the most wireless "bugs": from 10 to 3500 MHz.
  • Record high dynamic range (70 dB). For example BugHunter BH-02 which holds a leading position among similar devices for wide dynamic range and is considered one of the most efficient and sensitive has only 48 dB. The higher dynamic range, the better finding devices with very high and very low power radio transmissions. This is very important in difficult conditions when there are as powerful signal sources (cellular phones) as weak signal sources (almost all types of bugs). Detector with high dynamic range will not read off scale and will find hidden bugs against a backdrop of cellular.

Device advantages compared to the gadgets of similar purpose are:
 

  • Exact match of stated parameters.
  • Equally high sensitivity throughout claimed frequency range.  Extended dynamic range.
  • Both analog and digital wireless "bug" detection (short pulses)!
  • Automatic adjustment of background radiation levels.
  • Extended operating temperature range.
  • Possible headphones connection for implicit warnings of wireless "Bugs".
  • Advanced power saving features (increased duration of work).
  • Low battery indicator. Has a function of automatic cutoff to save energy.
  • Self-diagnostics.
The main modes of operation:

Search. It is enabled by default. OLED-display shows graphics of signal levels: maximum values and averaged values. Digital "bugs" can be found on the schedule of maximum values, and analog — on schedule averaged.

Security. Turn on "Security" mode if you need to have constant control of the situation, during negotiations for example. The device keeps scanning the space in this mode. It will alarm you if any wireless “bug” or hidden transmitting cell phone appears.

Sound modes:

Feedback. "Feedback" mode is used searching for hidden microphones (wireless "bugs"), operating in analog mode. This allows the wireless "bug" to capture the sound emitted by the device, and broadcast it. The radio signal is detected and increased by the device, so the circle closes up – and the device produces a characteristic "whistle." “Feedback” mode is the most accurate method of "bug" detection, it reduces search time.

Acoustic indication. In this mode graphic indication is complemented by acoustic indication. A speaker emits sound signals and their frequency inform about power of detected devices (more often the sound, the higher power).

Mute. This is excellent operating mode for those who do not want to draw the attention. All sound signals are turned off, including the sound of setting up and pressing the keys. However, in this mode you can also conduct a search, without looking at the screen by setting on vibration signal.

Products details  BugHunter  Professional  BH-03 Expert
 Dimensions, mm  105 x 58 x 18,5
 Device weight with batteries, g  110
 Power consumption, W  0.6
 Frequency range, MHz  10-3500
 Sensitivity, mV / m  50
 Dynamic range, dB 70
 Detectior range effective, m  5
 Detection range in guard mode, m  50
 DC supply voltage  two batteries type AAA
(charge from the 220V main via adapter) 

Battery life

- from the regular battery it is up to 400 hours 
- from the accumulator battery it is up to 500 hours

 

Product Specifications

  • Product Date 2026
  • Delivery cycle within 1 month
  • Customize Support
  • Price Quotation
  • Exit Support
  • OEM Quotation
  • Supplier Sititek Ltd.
  • Delivery Method Land transport/Ocean transport, etc.
  • User Manual provide
  • Shippable Areas Southeast Asia and Global

Procurement Recommendation

BugHunter Professional BH-03 signal detector: RF sweeper for hidden devices; ensure detection range, sensitivity, and usability (for reference only).

Due to market conditions, product updates, and policy changes, please contact the supplier for the latest information.

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BugHunter Professional BH-03 Signal Detector – RF Sweeper for Hidden Cameras & Listening Devices- Southeast Asia Supplier
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