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Compact USB Voice Capture Module with 128-Step Digital Volume Control, Perfect for Embedded Ai Applications.
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: Features dual analog noise-cancelling microphones for omnidirectional pickup.
Far-Field Pickup: Achieves clear voice capture up to 5 meters distance in noisy environments.
Plug and Play USB: USB 2.0 interface with 4-pin connector, easy integration for developers.
OEM/ODM Support: Flexible customization options with rapid prototyping capabilities.
Global Certifications: Complies with CE, FCC, ISO, and RoHS international standards.
Versatile Applications: Ideal for smart speakers, HMI, video conferencing, and IoT devices.
Compact Design: Small structure size of 30mm x 22.5mm, suitable for embedded systems.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2014-01-01Nearest Port: ShenzhenAverage Response Time: ≤6.03hTerms 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 uses dual analog noise-cancelling microphones (2*AMIC) for omnidirectional sound pickup.
Q:What is the maximum pickup distance?
A:
The farthest pick-up distance is about 5 meters, ensuring clear voice capture in far-field scenarios.
Q:Does this module support noise reduction?
A:
Yes, it features built-in AI noise suppression, automatic gain control (AGC), and human voice enhancement.
Q:Can the microphone cable be extended?
A:
Yes, the microphone cable can be extended, and the structure has strong compatibility with various devices.
Q:What are the main application scenarios?
A:
It is suitable for smart speakers, video conferencing, home automation, HMI, and voice recognition systems.
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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