Is the speaker suitable for outdoor use?

Yes, the robust 18mm plywood case and steel grille make it durable for various venues.

What is the frequency response range?

The frequency response spans from 55Hz to 20KHz.

Ka212 Dual 12 Inch Stage Concert Professional Line Array Outdoor Speaker

Name: Ka212 Dual 12 Inch Stage Concert Professional Line Array Outdoor Speaker
Brand: Guangzhou Xinbaosheng Audio Equipment Co., Ltd.
SKU: 2316103285

Guangdong, ChinaGuangzhou Xinbaosheng Audio Equipment Co., Ltd.

US$450.00-750.00

1 Piece

Product profile

Customization

Available

Noise

<102dB

Hi-Fi

Model NO.

KA212

Activity

Active

Operation Mode

Wire / Remote Control

Speaker Material

Wood

Application

Commercial, Home

Certification

CE, RoHS

1PCS 3inch Treble

Neodymium

Impedance

4ω

Wood Case

18mm Plywood

Feature

Support Strong Bass Sound

Transport Package

Strong Wooden Frame and Carton

Specification

110cm× 106cm× 550cm

Trademark

Sinbosen

Origin

Guangdong Province, China

Key features

Neodymium Drivers: Features a 3-inch Neodymium treble and 12-inch Neodymium/Ferrite bass drivers for superior sound.

Robust Construction: 18mm plywood case with Polyurea paint and 1.5mm steel grille for durability.

Advanced DSP Control: Built-in 48K DSP with FIR function, RS485 networking, and computer-controlled equalizer.

Wide Frequency Response: Delivers crystal clear audio from 55Hz to 20KHz with 106dB sensitivity.

Comprehensive Protection: Includes temperature, short circuit, and DC protection for safe operation.

Flexible Customization: Offers full customization, minor customization, and customization from samples or designs.

Versatile Application: Suitable for commercial venues, home theaters, and line array speaker systems.

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: ≤4.21h

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.