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What is the application scenario for this device?

It is suitable for home use, commercial venues, performances, and conferences.

Dual Precision 4 Input 8 Output DSP Karaoke Digital Audio Processor

Name: Dual Precision 4 Input 8 Output DSP Karaoke Digital Audio Processor
Brand: Guangzhou Xinbaosheng Audio Equipment Co., Ltd.
SKU: 776659162

Guangdong, ChinaGuangzhou Xinbaosheng Audio Equipment Co., Ltd.

US$159.00-299.00

1 Piece

Product profile

Customization

Available

Application

Home, Commercial

Product Name

Dp448

Model NO.

DP448

Frequency Response

20 Hz - 34 kHz

Channel

4 Input 8 Output

Warranty

3 Years

Certificate

Ce, RoHS

Service

OEM Service Offered

Transport Package

Strong Carton Packing

Specification

65&60&15cm

Trademark

Sinbosen

Origin

Guangdong Province, China

HS Code

8518400090

Production Capacity

1000 Units/ Month

Key features

3-Year Warranty Coverage: Includes free accessories and engineer support for quality issues with photo/video evidence.

No Minimum Order Quantity: Accepts orders from 1 piece up to 1,000,000 pieces with no quantity limits.

CE and RoHS Certified: Product meets international safety and environmental standards for global markets.

10 Years Manufacturing Experience: Established in 2015 with a decade of expertise in professional audio equipment.

Professional Engineering Team: Engineers possess 10 years of work experience in audio technology.

Lightweight Design: Compact and suitable for both performance stages and conference settings.

Full Customization Available: Offers full customization, design-based customization, and flexible customization options.

Fast Lead Time: Peak and off-peak season lead times are both within 15 working days.

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: ≤6.53h

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.