This fully functional GSM Double Mains Socket Listening Bug is discreetly embedded with advanced spy technology. Built in the UK to a high standard, it functions like a normal socket while doubling as a powerful audio surveillance tool.
Now with free auto-callback included, the device will automatically call your phone when it detects sound over 50dB—helping you save on mobile costs. Alternatively, you can call the socket any time to listen in live without flashing lights or noise alerts.
🔍 Key Features
- 📞 Live Listening: Call the device from anywhere in the world for instant audio monitoring
- 🔊 Voice-Activated Callback: Automatically dials your number when sound is detected
- 🔇 Discreet Design: No visible signs, lights, or sounds when activated
- 🔌 Fully Functional Double Socket: Installs onto 240V mains supply just like a standard wall socket
- 🔋 Unlimited Power: Mains powered with built-in rechargeable lithium battery backup
- 🛠️ Hand-Assembled in the UK: Strategically built for superior microphone pickup
- 🌍 Global Range: Works worldwide with quad-band GSM technology
- 🎧 Clear Audio: Filters out buzz and background noise for enhanced clarity (up to 30 feet)
⚙️ Technical Specifications
- GSM Frequency Bands: 850 / 900 / 1800 / 1900 MHz
- Microphone Range: Up to 30 feet (9 metres)
- Power Source: 240V mains with lithium battery backup
- Socket Type: Fully functional double UK wall socket
- Size: 143mm x 86mm x 30mm
- Material Note: Avoid fitting into metal boxes as this may reduce signal quality
Important: This unit must be installed by a qualified electrician. If installation into a metal box is required, consider using our GSM mains adaptor or extension lead option.
📦 What’s Included
- GSM Double Socket Listening Device
- Basic Instructions
📱 SIM Card Compatibility
This device uses a standard GSM SIM card. Insert a SIM and disable any PIN. Once installed and powered, the device will be active for live monitoring or auto-callback.
- ✔ Recommended: Vodafone, Virgin, EE (UK)
- ❌ Not Compatible: O2 & Three (mainly 3G networks)
You can purchase a compatible SIM card directly from our SIM Cards Collection.
🛡️ Built-In Quality & Support
Unlike mass-produced imports, each unit is hand-assembled to order in the UK, with enhanced sound pickup and build quality. Every product includes a 12-month guarantee.
⚠️ Legal Disclaimer
Warning: This product must only be used for lawful purposes. Recording individuals without their knowledge or consent may be illegal in your jurisdiction and could lead to prosecution.