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Sinbosen High Quality Class D Professional Power Amplifier 4 Channel Board

Name: Sinbosen High Quality Class D Professional Power Amplifier 4 Channel Board
Brand: Guangzhou Xinbaosheng Audio Equipment Co., Ltd.
SKU: 761078492

Guangdong, ChinaGuangzhou Xinbaosheng Audio Equipment Co., Ltd.

US$100.00-300.00

1 Piece

Product profile

Customization

Available

Type

Professional Amplifier

Usage

Hi-Fi, AV, KTV System, Stage, Professional Performance

Model NO.

4-channel board

Used For

Professional

Tube Type

Transistor Amplifier

Function

Post Amplifier, Amplifier Combined, Pre-amplifier

Sound Channel

4CH

Output Number

4CH

Voltage

110V and 220V

Element Number

Push-Pull Amplifier

Conductive Mode

Amplifier Type

Professional 4 Channel Board

Application

Power Amplifier

Warrenty

3 Years

Certification

Ce RoHS

Service

OEM Service

Transport Package

Double Carton Package

Specification

Aluminum

Trademark

Sinbosen

Origin

Guangzhou, China

HS Code

8518400090

Production Capacity

1000 Unit/ Month

Key features

Class D 4CH Amplifier: Professional 4-channel board amplifier with D-class conductive mode for high efficiency.

Dual Voltage Support: Compatible with both 110V and 220V power supplies for global usage.

No MOQ Limit: Flexible ordering with no minimum quantity restriction, from 1pc to large batches.

OEM Service Available: Accepts custom company logo and packaging requests for brand customization.

Versatile Application: Suitable for Hi-Fi, AV, KTV systems, stages, and professional performances.

RoHS & CE Certified: Product meets international safety and environmental standards with RoHS and CE certification.

Company profile

High Repeat Buyers ChoiceYears of Export Experience

Guangzhou Xinbaosheng Audio Equipment Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 Years CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤4.37h

AI-Powered supplier vetting

SummarySinbosen demonstrates broad customization and ODM capability, has introduced new products within the past year, and reports RoHS compliance. It offers small orders and customized samples, a stated three-year warranty, 18-hour service availability, and free after-sales support for quality or product problems. Production indicators include seven production lines, six to ten quality-control staff, inventory capability, and lead times within 15 working days in both peak and off-season periods. However, the supplier has no valid manufacturing-capacity contract with related subcontractors, no supplier management-system certification, no overseas warehouse, overseas branch or agent, showroom, or offline trade-show participation. Inspection and supplier-assessment procedures exist without records, and approved-supplier lists lack signatures or dates. Financial information is present only as year labels, so financial credibility cannot be verified. Customer-case evidence is limited: no Fortune 500 cooperation or...

Supplier typeThe supplier presents itself as a manufacturer with R&D, ODM, customization, inventory, and seven production lines. It exports mainly to Europe and North America, but has no overseas warehouse, branch, agent, showroom, or overseas-service country coverage.

CertificationsRoHS is explicitly identified as the supplier’s sustainable-development and product-compliance certification. However, supplier management-system certification is listed as NIL, so certification coverage is limited to the stated product-related standard.

After-Sales capabilityThe supplier states that it provides a three-year warranty, welcomes small orders and customized samples, offers 18-hour online service, and provides free after-sales support for quality or product problems. These are explicit service commitments, although no performance records are provided.

R&D capabilityThe supplier reports new products within the past year, ODM service, and broad design customization. It has two years of total R&D-engineer experience and no available SDK, indicating some product-development capability but limited evidence of advanced technical integration.

Production capacityProduction evidence includes seven production lines, six to ten quality-control staff, inventory capability, 30 qualified service-capability suppliers, and lead times within 15 working days in peak and off-season periods. A material control weakness is that no valid manufacturing-capacity contract exists with related subcontractors, while inspection and supplier-assessment procedures lack records.

Customization capabilityThe supplier explicitly supports customization from samples, full customization, customization from designs, minor customization, flexible customization, ODM services, and customized samples for small orders. This is direct evidence of broad customization flexibility.

Client casesThe supplier reports no OEM service for popular brands and no cooperation with Fortune 500 companies. No named customers, project examples, or verifiable case studies are provided, so customer-case strength cannot be established.