HIGHEST SENSITIVE LISTEN THROUGH WALL / CEILING CONTACT & PROBE MICROPHONE SET

THIS IS A PRIVATE LISTING DUE TO THE NATURE OF THIS PRODUCT. YOU CAN PURCHASE THIS PRODUCT AND IT WILL NOT SHOW UP ON YOUR FEEDBACK PROFILE.

Penetrable surfaces: Cement, Metal, Wood, Iron, Glass, Plastic, Brick Working time: Continuos monitoring up to 24 hours Headphone output: 3.5mm stereo

Maximum gain amplification: 20000 times Battery type: 3.7v lithium battery Microphone sensitivity: -70db Current consumption: 10mA

Highly Sensitive, carefully adjust audio slowly, as not to cause discomfort to your ear-buds

SOUND SENSITIVITY: High sensitivity metal alignment with headphones improves sensitivity and sound quality, high sensitivity detects sound from wall, window, doors or armor plate with headphones for clear sound quality.

WITH CHARGING INTERFACE: Through wall door microphone with charging interface, the built in battery can be charged repeatedly, fully charged once available 5 to m7 hours, machine jack and upward switch knob, easy to use and adjust.

STRONG PENETRATION: High sensitivity sensing head using new components and advanced technology, so that the penetration increased by several times, greatly improving the sound quality, carefully and slowly adjust the voice frequency, so as not to cause discomfort to the ear plugs.

APPLICATIONS : 3.5 mm headphone jack can be connected to display spectrum, voice recorder, transmitter, wireless devices, etc. (not included), also can be plugged into the dual channel line for direct recording, can detect abnormal noises from heating ducts, fire ducts, water pipes, underfloor heating ducts, automobile, home plumbing, and more.

EASY TO OPERATE: Press firmly against doors, window and wall and adjust the sound with the knob until you hear a clear sound, able to emit sound from wooden wall, bricks, window and doors, effective noise filtering and faster sound detection.

[Multi Functional] Through wall microphone amplifier is fully functional with charging hole, earphone hole and on off knob to provide accurate measurement. High sensitivity metal arrangement improves sensitivity and sound quality.

[Easy To Operate] The probe will be attached to a variety of piping materials and floors, pipes, wall, you can hear the subtle sound through the earphone that you normally can not hear.

[Clear Sound] Voice listening detector has excellent sound clarity and can be used anywhere, even indoors or in buildings. Built in 200mAh lithium battery, compact design, easy to carry.

[Widely Used] Ear listening device amplifier is suitable for concrete wall, steel wall, wooden wall, iron wall, glass wall, hollow blocks, etc, and various pipe materials and floors, wall, etc, to meet your needs.

[Multi Application] High strength through wall microphone can be used for pipe side leakage, floor heating detection, and water detection. Applicable to various pipeline materials and floors, wall, etc.

[Multi Application] High sensitivity through wall microphone for pipe side leakage, floor heating detection, and water detection. Suitable for various pipeline materials and floors.

[Multi Functional] Fully functional through wall microphone amplifier with charging hole, earphone hole, and on/off knob. Provides accurate measurement with improved sensitivity and sound quality.

[Clear Sound] Excellent sound clarity allows usage indoors or in buildings. Built-in 200mAh lithium battery with compact and portable design.

[Easy To Operate] Attach the probe to various piping materials and floors. Subtle sounds that are normally inaudible can be heard through the earphone.

[Widely Used] Suitable for concrete wall, steel wall, wooden wall, iron wall, glass wall, hollow blocks, and various pipe materials and floors. Meets diverse needs.

[Through Wall Door Microphone] High strength through wall microphone can be used for pipe side leakage, floor heating detection, and water detection. Applicable to various pipeline materials and floors, wall, etc.

[Easy To Operate] The probe will be attached to a variety of piping materials and floors, pipes, wall, you can hear the subtle sound through the earphone that you normally can not hear.

[Through Wall Door Voice Tool] Through wall microphone amplifier is fully functional with charging hole, earphone hole and on off knob to provide accurate measurement. High sensitivity metal arrangement improves sensitivity and sound quality.

[Wall Pipe Leak Listen Detector] Ear listening device amplifier is suitable for concrete wall, steel wall, wooden wall, iron wall, glass wall, hollow blocks, etc, and various pipe materials and floors, wall, etc, to meet your needs.

[Wall Leakage Ear Listening Device] Voice listening detector has excellent sound clarity and can be used anywhere, even indoors or in buildings. Built in 200mAh lithium battery, compact design, easy to carry.

[Effective Noise Filtering] Firmly press against walls and doors to filter out background noise, enabling fast and accurate sound detection from various structures.

[Clear Sound Detection] Metal alignment with headphones ensures high sensitivity to detect sounds from walls, , doors, and armored plates for clear audio.

[Versatile Connectivity] 3.5Mm headphone jack allows connection to various devices for easy monitoring of abnormal noises in pipes, heating ducts, vehicles, and more.

[Enhanced Sound Quality] High sensitivity sensing head uses advanced technology for increased penetration and improved sound quality without discomfort to the ears.

[Long Battery Life] Rechargeable built-in battery provides 5 to 7 hours of usage time, with a user-friendly design for easy adjustment.

[Clear Sound] Voice listening detector has excellent sound clarity and can be used anywhere, even indoors or in buildings. Built in 200mAh lithium battery, compact design, easy to carry.

[Multi Application] High strength through wall microphone can be used for pipe side leakage, floor heating detection, and water detection. Applicable to various pipeline materials and floors, wall, etc.

[Multi Functional] Through wall microphone amplifier is fully functional with charging hole, earphone hole and on off knob to provide accurate measurement. High sensitivity metal arrangement improves sensitivity and sound quality.

[Widely Used] Ear listening device amplifier is suitable for concrete wall, steel wall, wooden wall, iron wall, glass wall, hollow blocks, etc, and various pipe materials and floors, wall, etc, to meet your needs.

[Easy To Operate] The probe will be attached to a variety of piping materials and floors, pipes, wall, you can hear the subtle sound through the earphone that you normally can not hear.

[Widely Used] Ear listening device amplifier is suitable for concrete wall, steel wall, wooden wall, iron wall, glass wall, hollow blocks, etc, and various pipe materials and floors, wall, etc, to meet your needs.

[Easy To Operate] The probe will be attached to a variety of piping materials and floors, pipes, wall, you can hear the subtle sound through the earphone that you normally can not hear.

[Clear Sound] Voice listening detector has excellent sound clarity and can be used anywhere, even indoors or in buildings. Built in 200mAh lithium battery, compact design, easy to carry.

[Multi Functional] Through wall microphone amplifier is fully functional with charging hole, earphone hole and on off knob to provide accurate measurement. High sensitivity metal arrangement improves sensitivity and sound quality.

[Multi Application] High strength through wall microphone can be used for pipe side leakage, floor heating detection, and water detection. Applicable to various pipeline materials and floors, wall, etc.