Description
This is a fully functioning, mains powered GSM USB  Plug Adapter. The GSM USB PLUG Adapter is powered from the mains electrical supply and starts working the moment it is plugged into the mains. The unit can be used as a fully functioning adapter allowing you to charge your mobile devices while still functioning as a mains powered hidden listening device.
LISTENING TIME:
This what makes GSM plug adapter great, listening time you can listen to the GSM plug adapter for long as you wish
MICROPHONE RANGE:
Microphone sensitivity distance approx. 25 feet, Crystal clear voice listening.
Concealed:
The internal transmission mechanism is not visible even under close examination.
Remote Access:
The user can dial into the device (like calling a phone number) to listen to the surrounding sounds in the room.
No need of Internet :Â
This device is using a GSM module inside so there is no need for any WiFi or router.
Works In Different countries :
Yes it will, long as you have the same 3pin wall sockets as the in UK.
Remote Listening:
Using a built-in GSM module, the device allows you to dial into the unit from anywhere in the world. When calling the SIM card number inside the extension lead, you will gain access to live audio from its surroundings. No additional setup is required, making it one of the easiest covert audio surveillance tools to operate.
SIMPLE TO OPERATE:
Simply plug the USB adapter into wall socket switch on and wait 30 seconds and then just the dial the associate number inside the USB adapter and hear what’s happening.
Features:
• Fully Functional USB Adapter Charger NO lights or moving parts
• Mains Powered
• This is a UK British General Extension Lead is made in the UK and with great craftmanship it’s not noticeable to the target area.
• 20- 25feet microphone
• Works in countries with 3G Coverage
• No humming noises
• Easy to use
• No need for any technical background
• Supplied with GSM USB PLUG ADAPTER, Sim Card User Guide
• Best for the person who is away for a long time and needs to listen when away from the office/home or meetings.
Specifications:
• fully functional USB adapter
• Quad-band worldwide operation – 900 | 1800 | 1900 | 1950 MHz
• 4G network compatible
• No batteries
• Handmade in the UK
• Unlimited Standby
• Unlimited Listening
• Microphone Range 20-25feet
Contents:
• GSM USB Adapter
• Sim card
• User manual
Item Details
GSM USB Plug Adapter:Â Â
The GSM USB Plug Adapter is a fully functional USB charger with a built-in hidden GSM listening device. It operates directly from the mains power supply, ensuring continuous operation without the need for battery changes. Designed to look like an ordinary USB plug adapter, this discreet surveillance tool allows you to monitor conversations remotely while also serving as a working charger for your mobile devices.
Seamless & Continuous Operation
Unlike battery-powered listening devices, the GSM USB Plug Adapter runs on mains power, meaning it remains active 24/7. Simply plug it into any wall socket, and it will instantly start working. No buttons, no lights, and no moving parts—making it virtually undetectable.
Unlimited Listening Time:
One of the standout features of this device is its unlimited listening time. Since the adapter is continuously powered, you can dial in at any time and listen for as long as you need. Whether monitoring a room at home, in an office, or in another location, this device provides constant access to its surroundings.
Exceptional Microphone Sensitivity:
20-25 feet microphone range
Dial in from anywhere :
Works worldwide – The adapter supports 900/1800/1900/1950 MHz frequency bands, making it compatible with most 3G networks around the world.
Completely concealed :
The internal transmission mechanism is hidden, making it impossible to detect even under close examination.
Designed for Everyday Use:
This is not just a hidden listening device—it is also a fully functional USB charger. You can use it to charge smartphones, tablets, and other small electrical devices, just like any standard USB plug adapter.
No flashing lights or moving parts:
Appears identical to any other standard USB charger.
Blends into any environment:
Ideal for use in homes, offices, or public spaces.
Made in the UK :
Built with high-quality craftsmanship for reliability and durability.
Who is this Device Ideal For:
Frequent Travelers:
Keep an ear on your home or office while you’re away.
Works In Different countries :
Yes it will, long as you have the same 3pin wall sockets as the in UK.
Business Owners:
Discreetly monitor office environments and ensure security.
Caregivers & Family Members :
Check in on elderly or dependent family members
Security Professionals & Investigators:
Perfect for surveillance and investigative use.
Why Choose the GSM USB Plug Adapter?
24/7 operation:
Technical Specifications:
• fully functional USB adapter
• Quad-band worldwide operation – 900 | 1800 | 1900 | 1950 MHz
• 4G network compatible
• No batteries
• Handmade in the UK
• Unlimited Standby
• Unlimited Listening
• Microphone Range 20-25feet
Contents:
• GSM USB Adapter
• Sim card
• User manual
Questions & answers
How does a USB Charger GSM Audio Plug work?
The device operates by blending in as a regular USB charger. Once plugged into a power outlet and connected to a mobile network, it can pick up audio from its surroundings. Users can remotely listen to the audio through a phone by dialling the number associated with the GSM module inside the device.
Can I charge my devices while using the audio function?
Yes, The USB charger function remains operational while the device is also actively transmitting audio.
How do I set up the device?
Setup typically involves inserting a SIM card into the device when purchasing the device from us we will provide a sim card already inside for you. Plugging it into a power source, and then calling the number associated inside the plug adapter. Can not be any SIMPLER!
Does the Plug Adapter work with batteries?
This is a mains operated device there is no battery inside, Once plugged into mains and switched on its working.
What is Microphone Range once plugged in and in use ?Â
The Microphone range is APRROX 20-25 feet.
Can I use this adapter in another country ?
Yes, you can inside the plug adapter there is sim card which one can change. instructions supplied hoe to change the sim card.
How long can I listen ?
You can listen as long you like there is no limit on how long you can listen.
START LISTENING:
As soon as you receive the plug adapter straight from box the plug adapter is working simply remove from its packaging and plug into the wall and you call the number inside the plug adapter and you are listening to the voices or sounds.
Does it come with a sim card ?
Yes, the sim card is not registered to anyone or company.
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