Wall monitoring / stethoscope - basic variant
The basic / cheapest variant of eavesdropping through a wall, which allows you to listen through up to about 20 cm wide walls.
Eavesdropping over a wall is small, compact, and allows you to listen to a conversation that takes place behind a wall or a door. Eavesdropping allows you to listen through walls up to 20 cm wide. Eavesdropping through all types of masonry, through wood and windows and walls. There is no need to drill anything, the monitoring is only attached to the wall.
Properties:
the headphone output allows you to connect a dictaphone
rechargeable batteries for comfortable work without power
miniature dimensions
sensitive sensor and powerful amplifier
Comes with plug headphones, but quality headphones can also be used for better acoustic properties.
Easy to use eavesdropping:
Turn the knob to adjust the volume
Place on the wall
Turn the volume to set the desired gain level
Eavesdropping specifications:
Sensor sensitivity: -70dB
Sound amplification: up to 20,000x
Output: JACK 3.5mm for headphones (included)
Recording: yes, using an external voice recorder instead of headphones
Charging: using a USB cable and mains charger
Working temperature: -20-50 °
Dimensions: 60 x 38 x 38mm
Color: black / plastic + silver
Package contains :
Eavesdropping module
Headphones
USB charging cable
Network adapter
Instructions CZ for download
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