Our entry-level GSM listening device offers reliable audio surveillance on a budget. This discreet spy bug allows you to listen live from anywhere in the world by calling the device's SIM card. It will automatically answer silently—no lights or sounds are triggered.

Whether you're monitoring a space remotely or checking in when needed, this device is an ideal introduction to GSM surveillance technology. It’s also equipped with auto callback functionality, allowing it to notify you via call when it detects sound nearby.

🔍 Key Features

• 📞 Live Audio Access: Call the device and listen in instantly
• 📲 Auto Callback: Device calls you back when sound is detected
• 🔇 Discreet Operation: No flashing lights or sounds when in use
• 📶 GSM Network: Works with most standard GSM SIM cards
• 🔋 Rechargeable Battery: Suitable for short-term or temporary use

📐 Technical Specifications

• Microphone Range: 3–5 metre radius
• Dimensions: 4cm x 2.3cm x 1.5cm
• Power: Built-in rechargeable battery
• Network Type: GSM (2G) compatible only

📦 What’s Included

• GSM Listening Bug
• USB Charging Cable
• Basic English Instructions

📱 SIM Card Compatibility

This product requires a compatible GSM SIM card. We recommend networks with strong 2G coverage for best performance.

• ✔ Recommended: Vodafone, Virgin, EE (UK)
• ❌ Not Compatible: O2 and Three (primarily 3G/4G networks)

You can purchase a suitable SIM from our SIM Cards Collection.

🔁 Recommended Upgrade

If you need better signal reliability, clearer sound quality, longer battery life, or adjustable sensitivity, consider upgrading to our best-selling model:

Professional GSM Spy Listening Device with Adjustable Sensitivity

⚠️ Legal Disclaimer

Warning: This product must only be used for lawful purposes. Recording individuals without their consent may be illegal in your country. Please check your local laws before use.