GSM BUG WITH CALL BACK FUNCTION

With the help of this audio spy equipment, the environment is listened to by mobile phone. It works like a phone that automatically picks up the call. A SIM card is inserted into the listening bug, the number of which you are calling from your mobile phone. You will hear the sounds of the bugging devices environment, the conversations through the speaker of your mobile phone. It is a small spy listening device with clear sound quality. The listening distance of the audio surveillance is unlimited. You can make the spy call from anywhere in the world.

Technical data:

• The spy listening device uses the GSM network (900/1800)
• Works with all SIM cards
• Microphone operating range: 5-7 m
• Standby mode without voice activation: 4 days
• Standby mode with voice activation: 2 days
• Spy call working time: 3 h
• Unlimited operating time in charging mode
• Device can be powered from the internal battery, 220 network, or USB port on the computer
• Dimensions: 42x32x13 mm
• Weight: 23 g

The package includes:

• GSM bug
• USB wire