Maliben | Sound Amplifier Microphone Wall Listening Device

If you want to enhance the sounds in your surroundings, this device is just what you need! The Sound Amplifier Microphone Wall Listening Device is a compact and discreet gadget that can be easily mounted on any wall in your residence.

• It features high-sensitivity sound detection capabilities for walls, windows, doors, or armor plates; when connected with earphones, it provides excellent sound quality.
• Simple to use, just close the door, window, or wall, adjust the volume until you receive a clear sound, making it easy to listen in one quick step.

Specifications:
Measuring Range: Up to 1m/3.28ft
Measurement Object: Underground Pipe Concealed within Walls
Operating Temperature: -10℃~50℃
Power Source: Integrated Lithium Battery
Package Dimensions: 150 X 95 X 43mm/5.91 X 3.74 X 1.69"

Included in the Package:
1x Sound Amplifier Microphone Wall Listening Device
1x Earphones