Microphone for Wall Leak Detection and Engineering Use

Work on wooden walls, doors, windows, steel plates, and similar surfaces. Highly sensitive; adjust the audio level slowly and carefully to avoid discomfort when using earbuds. This audio device amplifies vibrations from sound. When people speak inside a room, their voices create vibrations that travel through surfaces and are captured and amplified by the device. Color: Black Material: Metal Package Contents: 1 x Detector 1 x USB Cable 1 x Circular Probe 1 x Needle Probe 1 x Headphone 1 x User Manual (English) The package includes only the items listed above; other items are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement error allowance is +/- 1-3 cm.