What payment methods are accepted?

We accept T/T, Western Union, and Credit Card for payment.

Is this speaker suitable for outdoor events?

Yes, it is designed for large-scale concerts, sporting events, and other professional audio applications.

What is the signal-to-noise ratio?

The speaker features an impressive signal-to-noise ratio of 143 dB.

Ks28 PRO Series 4000W Subwoofer for Line Array Systems

Name: Ks28 PRO Series 4000W Subwoofer for Line Array Systems
Brand: Weifang Domc Audio Co., Ltd
SKU: 2240006315

Shandong, ChinaWeifang Domc Audio Co., Ltd

US$5,768.00

1-9 Pieces

US$5,668.00

10+ Pieces

Product specifications

model

Sample price:US$5768.00/piece.Request sample

Product profile

Customization

Available

Noise

<95dB

Hi-Fi

Not Hi-Fi

Model NO.

KS28

Activity

Passive

Operation Mode

Wire / Remote Control

Speaker System

Optional Combination

Speaker Material

Wood

Application

Commercial, KTV,Bar

Certification

CE, RoHS, CCC, FCC

Monitor

No Display

THD

0.005%-0.01%

Net Weight

79kg

Power Rating

2000 W / 4 ω

Frequency Range

25 Hz - 200 Hz

Peak Power

4000W

Nominal Impedence

4ω

Transport Package

Speaker with EPE in 7mm Thickness Cartons

Specification

565mm*1351mm*719mm

Trademark

DOMC or OEM

Origin

Made in China

HS Code

8518220000

Production Capacity

2000units/Month

Key features

High Peak Power Output: Delivers 4000W peak power with 2000W rating for powerful bass.

Dual 18-inch Neodymium Drivers: Built-in two 18-inch neodymium subwoofers for deep low-frequency effects.

Wide Frequency Response: Extends frequency range from 25 Hz to 200 Hz for professional audio.

Low Noise Performance: Signal-to-noise ratio of 143 dB ensures clear sound quality.

Customizable OEM/ODM: OEM and ODM services available with customizable trademark options.

Durable Wood Cabinet: Constructed with high-quality wood material for stability and longevity.

Versatile Application: Ideal for large-scale concerts, sporting events, and commercial venues.

Flexible Speaker System: Optional combination speaker system allows for tailored setups.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceSelf-brandedProduct Certification

Weifang Domc Audio Co., Ltd

Shandong, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2024-05-06Nearest Port: Shandong Port Weifang Port.Co.,Ltd., Qingdao PortAverage Response Time: ≤0.02hTerms of Payment: T/T, Western Union, Credit Card

AI-Powered supplier vetting

SummaryDongmei Audio Co., Ltd. is identified as a combined company operating in audio equipment manufacturing and sales, household appliances, lighting, technical services, and related activities. It demonstrates substantial R&D and customization capabilities, including 3D design, ODM, OEM for popular brands, recent product development, and documented design review, verification, and validation records. The supplier reports quality assurance and inventory capability, with stated lead times of within 15 workdays off-season and one month during peak season. However, important control gaps remain: no written corrective and preventive action or complaint-handling procedures, no valid manufacturing contract with associated subcontractors, no overseas warehouse or showroom, and no SDK availability. Financial information is present only as years, without sufficient evidence to assess credibility. Customer reach is described broadly, but specific customer cases are not provided.

Supplier typeThe supplier is classified as a combined company and operates in audio equipment manufacturing and sales, alongside household appliances, lighting, technical services, import/export, and related activities. It also reports inventory capability, but lacks a valid manufacturing contract with associated subcontractors.

After-Sales capabilityTechnical engineers are responsible for technical support during production and after-sales service, and the supplier has relevant service-capability records. Nevertheless, it has no written corrective and preventive action mechanism or written customer-complaint handling procedures, indicating a documented after-sales process deficiency.

R&D capabilityThe supplier provides 3D software design, ODM services, and multiple forms of customization, and reports new product development within the past year. R&D engineers handle customer requirements, technical support, and new product development, while auditable design documentation is available; however, no SDK is available.

Customization capabilityThe supplier explicitly supports customization from samples, customer designs, full customization, minor customization, and flexible customization. Its 3D design, ODM, and engineering support capabilities further support customized development and production.