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High Sensitivity Dual 18 Inch Subwoofer Line Array for Large Stage Professional Audio
US$5,768.00
1-9 Pieces
US$5,698.00
10+ Pieces
Sample price:US$5768.00/piece.Request sample
Product profile
Customization
AvailableNoise
≥105dBHi-Fi
Not Hi-FiModel NO.
KS28Activity
PassiveOperation Mode
Wire / Remote ControlSpeaker System
Optional CombinationSpeaker Material
WoodApplication
Commercial, HomeCertification
CE, RoHS, CCC, FCCMonitor
No DisplayTHD
<0.005%Rated Power
1500WPake Power
3000WMax Spl
143dbWeight
80kgTransport Package
Flight Case or Cardboard Box PackagingSpecification
565*1351*719mmTrademark
DOMC or OEMOrigin
Made in ChinaHS Code
8518210000Production Capacity
10000pieces/MonthKey features
Extreme SPL Performance: Delivers 143dB max SPL with deep sub-bass extension down to 26Hz for large-scale events.
Dual 18-Inch Drivers: Features 2x18-inch long-excursion drivers with 1500W/3000W power handling for high efficiency.
Cardioid Directivity Control: Selectable cardioid or omnidirectional modes optimize coverage and minimize stage spill.
Touring-Grade Durability: Constructed from reinforced Russian birch plywood with eco-friendly polyurea coating.
Low Distortion Output: Achieves THD <0.005% for natural, dynamic, and immersive sound reproduction.
Professional Customization: Offers OEM and ODM services with tailored R&D capabilities for specific customer needs.
Versatile Applications: Ideal for stadiums, theaters, festivals, clubs, and permanent fixed installations.
Comprehensive Certifications: Meets global safety standards with CE, RoHS, CCC, and FCC certifications.
Company profile
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: ≤0.71hTerms 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.
Product Q&A
Q:What applications is this subwoofer suitable for?
A:
It is ideal for concerts, festivals, clubs, theaters, multipurpose halls, and professional sound systems.
Q:What is the advantage of a 28-inch driver compared to an 18-inch one?
A:
A 28-inch driver moves more air, delivering deeper, more powerful, and more impactful low frequencies.
Q:What is the benefit of cardioid bass control?
A:
Cardioid control reduces bass behind the system, minimizing feedback and keeping the low-end focused toward the audience.
Q:What is the maximum sound pressure level?
A:
The maximum sound pressure level reaches 143dB with a frequency response range of 26Hz-500Hz.
Q:What materials are used for the cabinet?
A:
The box is made of multi-layer birch planks with water-based or polyurea paint surface treatment.
Send Inquiry
*To:
Weifang Domc Audio Co., Ltd
Weifang Domc Audio Co., Ltd*Content:
Supplier replies will be sent to your registered email
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