A partition which can help you hear conversations through walls and other barriers.Strong penetrability and high sensitive,let you hear the sound from the next room fully.
Product Description
Function:A partition which can help you hear conversations through walls and other barriers
Main features:
- Strong penetrability and high sensitive,let you hear the sound from the next room fully
- Signal receiving by sonde only
- With a little black box,easy to be collect
- With build-in rechargable li-battery
Apply to:
- Business monitor
- Intelligence forensics
On-board Buttons/Slots:
- 3.5mm Earphone Jack
- ON/OFF Switch Button with volume Dial
- The charger USB hole
Operation:
- the end of the sonde must be closed to wall
- turn on the device,and adjust the volume and the Shift still hear the voice most clearly
Highly Sensitive, carefully adjust audio slowly, as not to cause discomfort to your ear-buds
Battery type: 3.7V lithium-battery
Penetrability: Cement wall, Steel wall, wooden wall, iron wall, glass and air brick
Listening Devices: Headphones
Materials: Metal case with Internal Sound Amplifier
Approved: CE / FCC
After Sales Service: 1 Year Warranty
Shopping Navigation
Click here to buy the HY-919 High Sensitive Wall Detection Listening Monitor.
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