Spy machine or copied masked car key

The device is intended for spying, listening, or copying. Ideal for use in exams or espionage.

Where:
- You do not have mobile phone access in the exam room
- Supervisors ask you to leave your mobile phone in front of the chair

At this system:
You do not need a cell phone
You have absolutely no thread on your body
Automatically responds whenever you call it (if the call is interrupted and the call again responds automatically)

It's just like a car key, the SIM card goes directly into it (any GSM network in any country), you do not have to have a mobile phone in your exam.
Call the SIM card number inside and the GSM key will automatically answer the call! It will transmit the sound to the helmet!

Professional Duplication System:
- You do not need a cell phone in the exam room
- Automatically responds to Call
- Very sensitive microphone - also captures the supervisor's steps
- Autonomy: up to 4 hours
- Works in any network in any country!