Domc High-Stability Ks28 Subwoofer with Excellent Low-Frequency Performance Ideal for Large Concerts, Live Shows and Sporting Events
Product Details
| Customization: | Available |
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| Noise: | <95dB |
| Hi-Fi: | Not Hi-Fi |
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Basic Info.
- 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
- 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 x1351mm x702mm
- Trademark
- DOMC or OEM
- Origin
- Made in China
- HS Code
- 8518220000
- Production Capacity
- 2000units/Month
Packaging & Delivery
- Package Size
- 140.00cm * 75.00cm * 61.50cm
- Package Gross Weight
- 89.000kg
Product Description

Specification
Model NO. | KS28 | Activity | Passive |
Speaker interface | XLP balanced input | Speaker structure | Inverted |
Signal-to-noise ratio | 143 dB | impedance | 4Ω |
Cabinet material | Wood | Drive unit | Built-in two 18-inch neodymium subwoofers |
The KS28 is suitable for a variety of occasions that require high-fidelity bass effects, such as large-scale concerts, concerts, sporting events, etc. Its high performance and stability make it highly sought after in the field of professional audio. User reviews generally agree that its sound quality is clear, the low-frequency effect is excellent, and it is suitable for various large-scale events. It is a high-performance subwoofer designed to extend the frequency response of large sound systems



The entire production process complies with high-quality standards of the professional audio industry. Key components (such as voice coils and diaphragms) undergo multiple rounds of voltage-withstanding and aging resistance tests, ensuring an excellent ex-factory qualification rate. For purchasers, the lower failure rate directly cuts down labor and material costs of after-sales maintenance, perfectly meeting the long-term operation needs of commercial performances and venue construction projects.


Domc is an integrated audio solution provider specializing in R&D, manufacturing and sales.

Wide Range of Applications

Packaging & Shipping

Certifications

Company Profile

Domc Pro Audio Co., Ltd
DOMC Audio was awarded the "AAA Credit Enterprise" certification
Corporate credit rating is the most direct reflection of the health of the company's daily operating conditions, reflecting the company's ability to fulfill commercial contracts and social responsibilities.
In the development process of the company, DOMC Audio attaches great importance to credit construction, insists on integrity and mission, constantly improves various corporate systems, works hard and implements in integrity construction, brand building, standardization construction, etc., and strives to create standards The brand image of management and integrity first has created a credit delivery system with professional technology, high-quality products and one-stop service, which has won unanimous recognition from the market and customers. Looking forward to the future, DOMC Audio will continue to take integrity as the cornerstone, quality as the foundation, innovation to promote development, actively assume social responsibilities, establish a good reputation, play a leading role as a good example of an honest enterprise, and strive to be a practice in building an industry credit system. Travelers, jointly promote the high-quality development of the credit system in the audio industry!
Corporate credit rating is the most direct reflection of the health of the company's daily operating conditions, reflecting the company's ability to fulfill commercial contracts and social responsibilities.
In the development process of the company, DOMC Audio attaches great importance to credit construction, insists on integrity and mission, constantly improves various corporate systems, works hard and implements in integrity construction, brand building, standardization construction, etc., and strives to create standards The brand image of management and integrity first has created a credit delivery system with professional technology, high-quality products and one-stop service, which has won unanimous recognition from the market and customers. Looking forward to the future, DOMC Audio will continue to take integrity as the cornerstone, quality as the foundation, innovation to promote development, actively assume social responsibilities, establish a good reputation, play a leading role as a good example of an honest enterprise, and strive to be a practice in building an industry credit system. Travelers, jointly promote the high-quality development of the credit system in the audio industry!



FAQ
Q1 What size venue is this sound system suitable for?
A: Our performance sound system features a modular design, allowing for flexible configuration based on the venue:
Under 500m2 (e.g., bars/small theaters): We recommend 2 main speakers + 2 subwoofers + a 1000W amplifier.
500–1500m2 (e.g., music festival secondary stages/gymnasiums): We recommend 4 main speakers + 4 subwoofers + a multi-channel amplifier array.
>1500m2 Large outdoor performances: Linear array configurations are supported; however, a customized configuration based on the acoustic environment is required from an engineer.
Q2 How do you handle weather changes when performing outdoors?
A: Our professional performance series all feature:
IPX5 waterproof and splashproof design, with a cabinet made of moisture-resistant composite wood and a weather-resistant coating.
All-weather dust and sandproof mesh cover to protect the high-frequency drivers.
Optional waterproof flight case (sold separately) for touring in extreme weather conditions.
Q3 Is the speaker power sufficient to cover the rear seats?
A: Our system is optimized through both sound pressure level (SPL) and projection angle:
Peak SPL reaches 144dB, ensuring clear hearing for rear passengers.
The adjustable horn design (70° x 110°) achieves directional sound field coverage, reducing energy dissipation.
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