Best Selling GSM spy listening device with Auto Callback & Upgraded Sound Recording

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  • £44.99
  • Regular price £49.99
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1 Year UK Warranty

1 Year UK Warranty

Best-Selling Professional GSM Spy Listening Device with Auto-Callback & Recording

This exclusive professional GSM listening device with sound recording is trusted by domestic and security professionals worldwide. Our genuine, upgraded version now includes a powerful microphone, sound recording capability, extended battery life, and a built-in magnet for discreet placement.

Just insert a GSM SIM card, position the device, and send a simple text message. You can then call the device anytime to listen in — or set it to auto-call you when sound or speech is detected. It’s that easy.

Sourced from the genuine manufacturer, this model outperforms many cheap copies on the market. With enhanced microphone sensitivity and reliable connectivity, it ensures high-quality sound monitoring with simple, flexible operation.

At a Glance

  • Upgraded aerial for better GSM reception (works where others fail)
  • Control via simple SMS commands from your mobile phone
  • Supports sound-triggered auto-callback to your mobile
  • Records audio directly to Micro SD card (optional)

Key Features:

  • Compact 4cm design with dual microphones
  • Auto-callback on sound detection
  • Sound recording to MicroSD (supports up to 32GB)
  • Extended battery life (up to 3 hours continuous use)
  • Built-in magnet for covert mounting
  • No external lights or sounds for full stealth
  • Adjustable microphone sensitivity

Professional Features:

  • Enhanced aerial for stronger signal and improved reception
  • Dual microphone system for crystal-clear audio
  • Built-in background noise reduction
  • Control the device using text commands (SMS)
  • Fully compatible with most global GSM networks
  • Includes magnetic mount for secure and discreet placement

Technical Specifications:

  • Microphone pickup range: up to 8 metres
  • Battery: 250mAh rechargeable Li-ion
  • Device dimensions: 41 x 23 x 14.5 mm
  • Standby time: Up to 2 days
  • GSM: Quad-band technology
  • Charging: Standard Micro USB

Setup Requirements:

  • Compatible GSM SIM card (recommended: EE, Vodafone, Virgin, Lebara for UK)
  • Optional Micro SD card (up to 32GB) for recording
  • Not compatible with O2 or Three (3) SIM cards

What’s Included:

  • GSM listening device
  • USB charging cable
  • Basic instruction manual

Device dimensions: 41 x 23 x 14.5 mm

You can add a compatible GSM SIM card to your order here: Sim Cards

You can add a compatible Micro SD card here: Memory Cards

Warning: This product is intended for lawful and ethical use only. Recording individuals without their consent may be illegal in your jurisdiction. Please check local laws before use.

 

Customer Reviews

Based on 18 reviews
72%
(13)
22%
(4)
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6%
(1)
T
Tina H.
Brilliant value

Excellent price for a product this powerful. I compared it with others and this model is by far the best.

J
John D.
Crystal clear sound

Very impressed with the sound quality much better than expected. I used it in a vehicle and could hear every word clearly.

L
Liam D. from Exeter

The GSM audio monitor is brilliant. I can dial in any time and hear what’s happening. Helpful tool for checking on elderly relatives. Highly discreet.

A
Amira K.

Exactly what I needed. Helpful staff, fast delivery, and does the job.

J
James A.

Honestly better than my phone‚the mic. Very discreet and clear.