Budget GSM Listening Device – Clear, Covert Audio Monitoring on a Budget
Ready to use straight out of the box! This compact and powerful GSM listening device is built exclusively for UK Spy Gear and pre-tested for instant performance. Featuring dual high-sensitivity microphones 🎙️, it delivers sharp, reliable remote audio surveillance—no lights, no sounds, no fuss.
How It Works
Insert any compatible GSM SIM card and you're good to go. 📱 Call the number linked to the SIM, and the device auto-answers silently. You’ll instantly hear everything happening within a 5–7 metre radius—perfect for covert audio monitoring in private spaces, homes, or even discreetly during meetings.
Key Features
- 🕵️♂️ Discreet & Portable: Pocket-sized and easy to conceal
- 📶 Tri-Band GSM: Compatible with most GSM SIM cards worldwide
- 🎙️ Dual Microphones: Captures clear audio up to 7 metres
- 💰 No Subscriptions: Use your own SIM card—no contracts, no hidden costs
- 🔋 Rechargeable Battery: 200mAh lithium-ion power for hours of use
- 🗣️ Voice Activation: Enable sound-triggered standby for extended operation
- 📏 Dimensions: Just 4 × 3 × 1 cm – tiny but mighty!
What's Included?
- ✅ GSM Listening Device (Budget Model – Black)
- ✅ USB Charging Cable
- ✅ Simple User Instructions
SIM Card Compatibility
To use this SIM card spy bug, just insert a 2G GSM-compatible SIM. We recommend the following UK networks for optimal reception:
- ✔️ Vodafone
- ✔️ Virgin
- ✔️ EE
❌ O2 and Three (3) SIMs are not supported due to their 3G/4G-only network formats.
🛒 Add a compatible SIM card here and bundle your order for maximum convenience!
Battery Life Performance
- 🔋 Active Monitoring: Up to 3 hours
- 🛌 Standby (Voice Trigger ON): Up to 2 days
- 💤 Standby (Trigger OFF): Up to 5 days
Tip: Battery life may vary based on mobile signal strength and frequency of use.
Why Customers Love It
- 🔥 Immediate Use: No configuration needed—pre-tested & ready to go
- 💡 Beginner-Friendly: Simple setup with step-by-step instructions
- 🎯 Stealth Mode: Operates silently—no lights or beeps
- 🔐 Trusted Supplier: Over 10 years serving UK surveillance needs
Legal Disclaimer
Important: This product is intended only for legal uses. Recording individuals without their consent may breach local laws. Always seek legal advice if unsure. 📜
Need Help?
Our friendly UK-based support team is here to guide you—from choosing the right SIM to troubleshooting your device.
🎁 Tip: This is one of our most popular entry-level surveillance tools—perfect for first-time users or budget-conscious shoppers. Don't miss out!
🎁 Add a GSM SIM Card & Save Time
Maximise your experience by bundling this device with a pre-tested GSM SIM card that’s fully compatible. Just insert and start listening!
- ✔️ Hassle-free setup
- ✔️ No network mismatch worries
- ✔️ Save time & avoid extra orders
❓ Frequently Asked Questions
How do I set up the GSM listening device?
Insert a compatible GSM SIM card into the slot. Charge the device fully, then call the number assigned to the SIM. The device will auto-answer silently.
Which networks are compatible?
Vodafone, Virgin, and EE in the UK are recommended. Avoid O2 and Three, as their SIMs are 3G/4G only and not supported.
Can I use this device abroad?
Yes. It supports most global GSM networks using 2G (tri-band) technology. Ensure good reception and compatible SIM for your region.
Does it make any sound or flash when activated?
No. The device is silent—there are no sounds, vibrations, or flashing lights when a call is received or answered.
How long does the battery last?
Up to 3 hours in active listening, 2 days on voice-trigger standby, or 5 days standby without voice activation.