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The 4G Pro Listening Device is a professional-grade remote listening device with advanced features, 4G mobile network compatibility, and a powerful long-lasting battery. This purchase includes an accessory and recorder kit.


 Small and Wireless - portable, easy to conceal and can listen remotely 

Uses a SIM Card - just call the device from anywhere in the world

Listen in - to the surrounding sounds and conversations using its built-in microphone

Security and Peace of mind – can be used to help ensure the safety and security of others

Ultra-clear sound pick up - leading audio quality for hearing everything

Fully rechargeable - compact size and lasts hours and hours, in extended mode lasts 75 days!

Made in the UK - trusted by professionals, security agencies and the public

Advanced Features - includes sound alerts by text message and anti-counter surveillance technology to remain hidden

4G Coverage - Works seamlessly with the latest 4G mobile networks and is also compatible with 2G and 3G for reliable connectivity

Accessory Kit included - comes with charger, carry case and USB-C convertor

Recorder Kit included - comes with everything you need to record calls through your phone to gather and record evidence


Includes the 4G Pro Listening device with Accessory and Recorder Kit. Allowing audio surveillance from unlimited distances, simply call the device and listen in with market leading clear audio. 


This meticulously curated set maximizes convenience and functionality, providing you with the ultimate toolkit which allows you to Record, gather intelligence and evidence.


Let's delve into its key components:


  • 4G Pro Listening Device: Audio Surveillance device with Advanced Feature set.

  • Call recording capabilities
  • Olympus Digital Voice Recorder
  • Sony Headphones
  • High-End Carry Case: Safely transport your Pro 4G device in our custom-designed carry case. Its durable construction offers superior protection, ensuring your surveillance equipment remains secure during your missions.

  • Advanced Mains Charger: Stay powered up and ready to go with our dependable mains charger. Keep your Pro 4G device fully charged at all times, guaranteeing uninterrupted surveillance operations.

  • Versatile USB-C Converter: Connect to a variety of devices using our USB-C converter. Seamlessly link your Pro 4G device to various USB-C enabled devices, expanding your charging connectivity options in any situation.


Invest in our upgraded Accessory and Recorder today to unlock the full potential of your Pro 4G device. 


4G Pro Listening Device with Accessory and Recorder Kit

SKU: 4GP-01-RK
    • Fully Designed and Manufactured in the UK
    • Enhanced Ultra-Clear Audio
    • Worldwide Coverage with 4G, 3G and 2G Network Capabilities in one device.
    • Size: 56 x 38 x 20 mm (5.6 x 3.8 x 2 cm)
    • Battery Life: Up to 5 days standby and 15 hrs listening
    • Integrated Micro Sim Card (UK network PAYG Sim included)
    • Micro Power On Switch
    • Micro USB Charger Port with Charge Indicator
    • Micro USB Charge cable and Instructions included
    • Anti Counter-Surveillance Mode
    • Sound Alerts by SMS
    • Ultra power saving mode (extends battery life up to 75 days)



    • Certificate of Authentication: Verifies that you have a ProSpyLab authentic product
    • Quality Control Certificate:  Confirms adherence to quality standards.


    • Transport Case. Size: 180mm x 165 mm x 44 mm (18 cm x 16.5 cm x 4.4 cm)
    • UK Mains USB Charger, 5V DC output.
    • USBC to USB Convertor

Why Choose us...

  • Designed and Made in the UK - By our expert team of Engineers

  • Quality Assurance - Each device is fully tested and ready to use

  • 1-year Manufacturer Warranty - Included in each purchase

  • Fast Shipping - Free Tracked 24 UK shipping. International options also available. 

  • 14 day returns period - If you are not satisfied 

  • Customer Support - UK based customer support here for you if you have any questions 

  • Professional grade devices at excellent prices - certificate of authentication included

“Worked out of the box, I cannot tell you how pleased we are to get one that works so well.”
The audio is so clear and the reception is great, thank you! I've tried other listening devices in the past, but none compare to the quality I experienced with this device. It's truly remarkable.
“Please send our thanks to support... the advice was spot on”

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