Is the microphone suitable for secure facilities like prisons?

Yes, it is ideal for prison visitation booths, police interrogation rooms, and other secure or legal facilities requiring clear voice separation.

Professional Dual-Zone Directional Mic for Secure Facilities, Banking & Government Kiosks

Name: Professional Dual-Zone Directional Mic for Secure Facilities, Banking & Government Kiosks
Brand: Shenzhen Hstd Import and Export Trade Co., Ltd.
SKU: 2286367555

Guangdong, ChinaShenzhen Hstd Import and Export Trade Co., Ltd.

US$69.90

1 Piece

Sample price:US$69.90/piece.Request sample

Product profile

Customization

Available

Style

Gooseneck Microphone

Application

Music, Voice, Recording, Meeting, Measurement, Amplify

Model NO.

M20

Signal Transmission

Wireless

Directivity

Omni-direction

Sound Channel

Stereo

Transducer Principle

Electrodynamic Microphone

Sound Field Force

Combined Type

Connector(s)

USB

Wireless Technology

UHF

Output Impedance

1000-20000Ω

Microphone Type

Dual Independent Directional Pickup Microphone Arr

Digital Microphones

4-Mic Array

Best Pickup Distance

Within 3 Meters

Audio Sample Rate

16kHz / 48kHz @ 16-Bit

Sensitivity

-26 ± 1 Db

Signal-to-Noise Ratio (Snr)

65 Db (a)

Coustic Overload Point (Aop)

External Voice Suppression ≥ 12 Db Spl

Noise Reduction (Nr)

≥ 20 Db

Directivity 1

≥ 60° (Default)

Interface

1X USB Type-C, 1X 3.5mm Audio Jack

USB Power Supply

5V ± 5%

Power Consumption

Normal: 0.5W (5V, 100mA Max)

Main Board Dimensions

38mm (L) X 38mm (W)

Mic Board Dimensions

53mm (L) X 6mm (W)

Transport Package

Carton Box

Specification

70*30mm

Trademark

HSTD-HAOKAI

Origin

China

Key features

Advanced Beamforming & Noise Suppression: Electronically steers sensitivity to target speaker while reducing background noise by up to 20dB.

Crystal Clear 1-on-1 Audio Capture: 4-mic array with 65dB SNR ensures high-quality voice separation for up to 3 meters distance.

Plug-and-Play USB Connectivity: Supports USB Type-C and 3.5mm jack with USB Audio Class 1.0 for seamless computer integration.

Robust Hardware Controls: Features physical mute button and volume adjustment for instant user control during operations.

High Reliability & Durability: Passed rigorous tests for extreme temperatures, humidity, vibration, and electrostatic discharge.

Ideal for Secure & Service Facilities: Perfect for banking, government kiosks, prison visitation, and AI interpreter applications.

Fast Standard Lead Time: Average lead time within 15 workdays for both peak and off-season orders.

Company profile

Shenzhen Hstd Import and Export Trade Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2014-01-01Nearest Port: ShenzhenAverage Response Time: ≤4.60hTerms of Payment: T/T, D/P, LC, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT

AI-Powered supplier vetting

SummaryThe supplier develops and manufactures laser measurement chips, laser measurement modules, and laser wind radar products. It reports ISO 9000 and ISO 9001 certifications, 3D software design, ODM, broad customization, raw-material traceability, and 100% finished-product inspection. R&D staffing is reported at 6–10 engineers, with new products launched during the past year. Production-related evidence is mixed: reported lead time is within 15 workdays in both peak and off-peak periods, but the supplier states it has no inventory service capability and no overseas warehouse, agents, branches, or showrooms. After-sales procedures and corrective-action procedures exist but lack written records. Financial credibility cannot be positively assessed because the provided financial fields show zero operating revenue and zero profit-related figures for the reported periods. No customer cases or named customer references are provided.

Supplier typeThe supplier is a manufacturer and R&D-oriented provider of laser measurement chips, laser measurement modules, and laser wind radar. Its stated product description, factory location, R&D staffing, production output, and export-market coverage support classification as a specialized technology manufacturer rather than only a trading or service intermediary.

CertificationsThe supplier reports holding ISO 9000 and ISO 9001 certification for its management systems. These are explicit certifications relevant to quality-management processes, although no certificate numbers, validity dates, or scope details are provided.

R&D capabilityThe supplier reports new products during the past year, 6–10 years of total R&D engineer experience, 3D software design capability, and ODM services. Its specialized laser product portfolio further supports technical development capability, although no SDK is available.

Production capacityThe supplier reports 100% finished-product inspection, raw-material traceability, 6–10 quality-control staff, and lead times within 15 workdays in both peak and off-peak seasons. However, it explicitly has no in-stock service capability, and the manufacturing-capacity contract status is unknown; therefore, production capability is supported but not fully verifiable.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. This is direct evidence of broad product and design adaptation capability.