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This GSM Bug is a small GSM listening device that can be discreetly activated to monitor room or phone conversations. A GSM bug is able to be 'dialed into' by remote. That means you can activate GSM bug by calling them up using a dial up phone. GSM listening device, therefore, is operable anywhere you have access to a phone. GSM bug can work as a GSM room bug in order to monitor room conversation. They can also be used for audio bugging in a vehicle such as a car, truck, boat, etc. |
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This product uses military technology GSM module with multi sensor components, also have remote sound pickup function, can be installed in home, companies, shops and warehouse, this product compact size, voice clear, long standby time, simple operation, stable performance, without install, remote control etc.
It will call you when the door is opened/closed. |
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* This product uses TaiWan military technology GSM module with voice-activated automatic pull back funtion, can be installed in home, companies, shops and warehouse. This product compact size, voice clear, simple operation, stable performance, without install, remote control etc.
* This product no need charge, plug unmature.
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1. Non call back mode: Directly dail the SIM card No. inside the machine.
2. Call back setting: Write 1111, then send to the SIM card inside the machine.
3. Call back canceling: Write 0000, and then send to the SIM card inside the machine. |
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