Is the microphone omnidirectional?

Yes, the dual microphones provide omnidirectional sound pickup.

What is the power consumption of the device?

The power consumption is 5V 40mA (0.2W).

What are the main application scenarios?

It is suitable for smart speakers, video conferencing, home automation, and human-machine interaction systems.

High-Definition Dual Microphone Board for Seamless Video Conferencing

Name: High-Definition Dual Microphone Board for Seamless Video Conferencing
Brand: Shenzhen Hstd Import and Export Trade Co., Ltd.
SKU: 2272003505

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

US$5.99

1 Piece

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Battery Type

Without Battery

Certification

CE, FCC, ISO, RoHS

Model NO.

Dual microphone board

Channels

Unlimited channels

Communication Distance

3 Meters Is Best

Display Type

Without Display

Encryption

Basic Encryption

Features

Bluetooth Connectivity, Emergency Alarm, Encrypted Communication, Noise Suppression, Voice Control

IP Rating

PCB Board

Microphone Type

Dual Analog Noise-Cancelling Microphones

Number of Microphones

2*Amic

The Farthest Pick-up Distance

About 5 Meters

Audio Capture Rate

48kHz @16bit

Sensitivity

-30±2db

Snr

-75 Dba

ND

≥20db

Directivity

Omnidirectional

Connect The Interface

1*USB-4pin-1.25mm Horizontal Sticker

USB Power Supply Voltage

5V±5%

Power Consumption

5V 40mA

Structure Size

30mm X22.5mm

Algorithm Features

Noise Suppression (Ns)

Transport Package

Carton Box

Specification

38*25mm

Trademark

HSTD-Belive

Origin

China

HS Code

8525891200

Key features

AI Noise Reduction: Built-in algorithm suppresses background noise and enhances human voice clarity.

Dual Microphone Array: Features 2 analog noise-cancelling microphones for omnidirectional pickup.

5-Meter Far-Field Pickup: Captures voice clearly from up to 5 meters away in various environments.

Plug and Play USB: USB 2.0 interface with 4-pin connector for immediate device integration.

OEM/ODM Support: Flexible manufacturing services with rapid prototyping capabilities.

International Certifications: Complies with CE, FCC, ISO, and RoHS standards for global markets.

Automatic Gain Control: Dynamically adjusts audio levels for consistent sound quality.

Compact Design: Small structure size of 30mm x 22.5mm fits into tight spaces.

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: ≤4.15hTerms 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.