High Strength Wall Microphone Voice Listen Detector for Engineer Water Leakage Oil Leaking Hearing

Min.Order: 10

Product origin: Shenzhen, Guangdong, China

Infringement complaint:

Complaint

US$ 60 ~ 70

Description

100% Original and Good Quality with Free After-sale Warranty.

Works on wooden walls, doors, windows, steel plates, etc.
super Sensitive, carefully adjust audio slowly, as not to cause discomfort to your ear-buds
This audio gadget works by amplifying the vibrations of audio. When people are talking in a room their voices are simply a waveband, and depending on how loud they are talking, the waveband travels short and long distances which are picked up and amplified by this device.
Put the earplug into headphone hole, the sounder into the MIC hole, and clockwise rotate the ""switch on/off"" button of the volume. When the indicator light of the power works, booth the machine and adjust the volume, smoothly stick the sounder to wall the need to be listen, adjust the gear-choice buttons A B C until you can clearly hear the sound from the room.
Current consumption:10mA
Penetration:cement wall / reinforced wall / wood wall / iron wall / glass / hollow brick
Method:headphones or external speakers
Working temperature:-20 Celsius -50 Celsius
Probe sensitivity:-70db
Audio magnification:20000 times
Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on
colour:Silver
material:metal
size:8.4*6.2*2.1cm

Package Contents:
1 * detector
1 * Power Adapter
1 * Circular probe
1 * Needle probe
1 * Headphone
1 * Antenna

Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm

FAQ

A: ODM/OEM Services
Q1: May I buy samples from you?
A: Sure, sample order is available for you to test our quality and service.

Q2: What's the leading time?
A: 2~5 days for sample orders ,bulk order according to the different product .

Q3: Do you have any MOQ limit ?
A: Our minimum order qty is 20pcs each model ,but we accept small order as trail order .

Q4: can I get your price list ?
A: Yes, pls tell us the model number and order quantity ,then we will offer you the price by email.

Q5: How will you deliver the goods to me?
A:We usually ship the products by express delivery to your door or by air freight to your nearest airport. If the order quantity is large, we may ship by sea container.

Q6: How to proceed the order if I have logo to print?
A: First, artwork for visual confirmation, and next is sample picture or sending sample to you for confirmation, finally we will go to mass production.

Q7: Can i do my owe design package box ?
A: yes. pls upply the artwork, and then we can print the box with your own design.

Q8: Do you have any After-Sales service?
A: Yes! We have professional After-sales Dept. For mega project, our technical person can also provide the in-door installation.