high sensitivity listening devices through walls

Brand Name:HEWEI

Model Number:HW-SS

... with Two Sensors For Listening Through Wall Introduction: The stereo stethoscope provides the capability to covertly listen through solid structures such as walls, ceilings, windows, doors and floors. The two high sensitivity accelerometer capture the ...

Model Number:LZ-3952

product specification Name: Household Gas Detector Model: LZ-3952 Standard: GB 15322.2-2019 Detected Gas: Methane (Natural Gas) Sensor Type: Semiconductor Theoretical Service Life of Sensor: 5 years (slightly varies depending on usage environment) ...

Categories:Wall Mounted Gas Detector

Country/Region:china

...wall-mount gas detector is a device with long service life, adopting high sensitivity imported sensors and the explosion proof design. The wall mount gas detector operates as part of an integrated system (with 4-20mA output analog) or as a stand-alone system only. 2 discrete alarm levels (high level &low level), audible and visual alarm. Key Features 1)High

Brand Name:YU YANG

Model Number:UV - Pro300

Place of Origin:CHINA

...different materials. It is ideal for non - metallic materials used in the manufacturing of consumer goods, automotive parts, and electronic devices. Made from premium - grade materials, this lamp can simulate sunlight, rain, humidity, and dew conditions.

Brand Name:Zhejiang Zhongdeng Electronic Technology

Model Number:ZD-JD007

Place of Origin:Jiaxing, Zhejiang, China

... generation junction detector called ZD-JD007 junction detector. It works at 2.4GHzable to detect any electronic device hidden in walls, floors, ceilings, lamps, furniture or containers. It applies our advanced harmonic signal detection technology and has

Brand Name:SECUPLUS

Model Number:SPN-801

Place of Origin:CHINA

Non Linear Junction Detector to detect Electronic device hide in the wall, floor in the office, government building The Non-Linear Junction Detector (NLJD) detects electronic semi-conductor components in walls, floors, ceilings, fixtures, furniture, ...

Brand Name:BR

Model Number:F-999R, F-999R

Place of Origin:Guangdong, China

...h ultra-high information price ratio, automatic noise reduction function, high-definition hearing device, can be used for pipeline side drain / floor heating testing / Geophysical Prospecting water, suitable for various pipeline materials, ground, wall,

Brand Name:ZYCOO

Model Number:SC15

Place of Origin:China

...wall In-ceiling Speaker support PoE+ ZYCOO SC15 is a compact high-performance SIP-enabled ceiling speaker which can be used for SIP paging, notification/tone broadcasting, and streamed high-definition music playback. The high efficient, full-range drive units will provide you with a uniquely advanced listening experience. Specifications Speaker Speaker component 5.25" woofer unit + 1" tweeter unit Sensitivity...

Brand Name:XBM

Model Number:AS-875

Place of Origin:China

Product Description: FM Radio by XBM is the perfect choice for those looking for a small, yet powerful audio device. With its OEM color, this radio has a signal-to-noise ratio (SNR) of more than 60dB, making it suitable for listening to FM radio ...

Brand Name:KENYUE

Model Number:GUD-1000-C

Place of Origin:CHINIA,ZHEJIANG

White hospital special automatic hand disinfection sensor automatic liquid dispenser Product Features: 1. This product is induction type,nontouchable,automatically spray disinfection fluid when hands are extended to it, avoid cross infection. 2. Better ...

Brand Name:Mantern

Model Number:MTGA04

Place of Origin:China Mainland

...toxic gases or vapors using high quality air-sensitive component and manufactured with advanced technology. It provides visual and audible signals when the gas concentration reaches the presetting range, and reminds you to take prompt ...

Brand Name:Guihe

Model Number:SYW-E

Place of Origin:China

... maintenance: sensor device is composed of liquid float switch, with simple structure and stable running. 2,High sensitivity: response time is less than one second. 3,Less cost, high efficiency:one leakage detector can take six leakage detection sensor,

Brand Name:KINSTONE

Model Number:KS-IOT185RA-WM

Smart Touch Advertising Player Experience seamless horizontal and vertical switching with our Smart Touch Advertising Player. Available in various colors and customizable with your LOGO, this device offers a sensitive touch interface designed for modern ...

Brand Name:Beward

Model Number:B2002FR-5I-WM-L06

Place of Origin:China

...Wall Bracket Face recognition terminal with 5 inch screen,which is designed to organize access control by identifying biometric features of a person's face and / or reading the identifier using a reader connected to the RFID device.The terminal is equipped with a video module with two CMOS matrices with high sensitivity...