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High-Definition Dual Microphone Board for Seamless Video Conferencing2. Professional Dual Microphone M
US$5.99
1 Piece
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableBattery Type
Without BatteryCertification
CE, FCC, ISO, RoHSModel NO.
Dual microphone boardChannels
Unlimited channelsCommunication Distance
3 Meters Is BestDisplay Type
Without DisplayEncryption
Basic EncryptionFeatures
Bluetooth Connectivity, Emergency Alarm, Encrypted Communication, Noise Suppression, Voice ControlIP Rating
PCB BoardMicrophone Type
Dual Analog Noise-Cancelling MicrophonesNumber of Microphones
2*AmicThe Farthest Pick-up Distance
About 5 MetersAudio Capture Rate
48kHz @16bitSensitivity
-30±2dbSnr
-75 DbaND
≥20dbDirectivity
OmnidirectionalConnect The Interface
1*USB-4pin-1.25mm Horizontal StickerUSB Power Supply Voltage
5V±5%Power Consumption
5V 40mAStructure Size
30mm X22.5mmAlgorithm Features
Noise Suppression (Ns)Transport Package
Carton BoxSpecification
38*25mmTrademark
HSTD-BeliveOrigin
ChinaHS Code
8525891200Key features
AI Noise Reduction: Built-in AI algorithm for noise suppression and human voice enhancement.
Dual Microphone Array: Two analog noise-cancelling mics with 5-meter far-field pickup distance.
Plug and Play USB: USB 2.0 interface with 4pin connector for easy integration and power supply.
Omnidirectional Pickup: Captures sound from all directions with -75 dB(A) SNR for clear audio.
Wide Application: Ideal for smart speakers, video conferencing, HMI, and voice recognition devices.
Compact Design: Small structure size of 30mm x 22.5mm, suitable for embedded systems.
Certified Quality: Complies with CE, FCC, ISO, and RoHS international standards.
Flexible OEM/ODM: Supports custom solutions with rapid prototyping for global clients.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2014-01-01Nearest Port: ShenzhenAverage Response Time: ≤6.20hTerms 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.
Product Q&A
Q:What is the microphone type and number?
A:
It features dual analog noise-cancelling microphones (2*Amic) with omnidirectional directivity.
Q:What is the maximum pickup distance?
A:
The farthest pick-up distance is about 5 meters, ensuring effective voice capture in far-field scenarios.
Q:Does it support noise reduction and voice enhancement?
A:
Yes, it includes built-in AI noise suppression (NS), human voice enhancement (HVE), and automatic gain control (AGC).
Q:What are the main application scenarios?
A:
It is suitable for smart speakers, video conferencing, home automation, HMI, voice recognition, and IoT projects.
Q:What certifications does the product have?
A:
The product complies with CE, FCC, ISO, and RoHS international standards.
Send Inquiry
*To:
Shenzhen Hstd Import and Export Trade Co., Ltd.
Shenzhen Hstd Import and Export Trade Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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