K212&KS28 Line Array Speaker Systems

K212+KS28 Passive Package is a professional commercial audio solution ideal for 3000-5000 person large-scale venues. With reliable durability, easy installation and strong scalability, it suits indoor & outdoor engineering projects, event rentals and fixed venue installations, widely favored by global audio contractors and rental companies.

Adopting precision acoustic design and high-performance transducers, this passive speaker set delivers balanced high/mid frequency, clear vocal reproduction and strong deep bass. It ensures low-distortion, dead-zone-free sound coverage even at high sound pressure levels, providing stable and uniform audio performance for large events and fixed installations.

Featuring premium waterproof and wear-resistant cabinet materials, the system offers excellent weather resistance. It effectively resists dust, moisture and daily abrasion, supporting long-term stable operation in complex indoor and outdoor environments and lowering overall maintenance costs.

Designed with a modular structure, the system simplifies installation and debugging. It supports ground stacking and array suspension, adapting to various site layouts and stage designs for flexible deployment.

As a passive configuration system, it flexibly pairs with external power amplifiers and supports free expansion and configuration upgrades. Boasting stable performance and high cost-effectiveness, it is a premium choice for medium and large commercial sound engineering projects.

ODM&OEM

Professional service team

Flight Case Logo

Customized Product Logo

Parameter Board Customization

Annual output value of 20000 line arrays

Orders of 50 or less can be shipped within 7 days

Equipped with professional waterproof cover instruction manual, and cable

1-year Free warranty

Response After-sales service

100% Full inspection

Distributor price protection

Welcome to visit L-SOLUTION line array factory

20 years Technical team

Covers an area of 8000 square meter

5 steps quality control testing

100% full inspection of the product

Application: Live show, Public square, Night club, Hotel, Stadium & Gymnasium, Theater, Conference Hall,Disco/Bar.

Established in 2014, L-Solution is a professional manufacturer with 12 years of specialized experience in the professional audio industry, focusing on high-grade line array speaker systems for concerts, stadiums and large venues. We have delivered reliable and customized professional sound solutions for thousands of global events, boasting abundant practical experience in large-scale stage and venue audio projects.

Our brand owns an 8000㎡ modern manufacturing base, including a 300㎡ exhibition hall, 150㎡ professional acoustic R&D room, 3000㎡ standardized production workshop and 4000㎡ independent warehouse. Equipped with 2 dedicated speaker production lines, we integrate 20 years of professional acoustic R&D experience and mature digital management technology. We support full-industry-chain independent production, covering box material selection, CNC cutting, spraying, polishing, assembly and systematic testing, which guarantees stable production capacity and fast global delivery.

We implement a strict 5-step quality testing system. Each set of our audio equipment undergoes 100% comprehensive inspection on material, structure, phase, frequency response and listening sense, ensuring stable performance and outstanding sound quality. All products strictly conform to ISO9001, CE and RoHS international standards with complete certifications, fully meeting global market compliance requirements.

We support premium ODM and OEM customized services for global customers. With integrated production and sales advantages, our professional audio products are exported to over 90 countries and regions worldwide. Insisting on continuous technological innovation and service upgrading, L-Solution keeps empowering industrial development with smart manufacturing. We always aim to provide global partners with high-quality, stable and superior professional audio solutions

FAQ:

Q1.Can I have a sample order for the loudspeaker?    
A: Yes, we welcome sample orders to test and check quality.  Mixed samples are acceptable.

Q2.What about the lead time?    
A: Sample needs 3-5 days, and mass production time needs 2-3 weeks from the confirmation of deposit.

Q3.Do you have any MOQ limit for loudspeaker orders?    
A: MOQ 1 Set.

Q4.How do you ship the goods and how long does it take to arrive?    
A: We usually ship by Sea.It usually takes 30-45 days to arrive.The airline is also optional.

Q5.How do I proceed with an order for a loudspeaker?    
A: Firstly, let us know your requirements or application.    
 Secondly, we quote according to your requirements or our suggestions.    
 Thirdly, the customer confirms the samples and places a deposit for a formal order.    
 Fourthly We arrange the production.

Q6.Is it OK to print my logo on loudspeaker products?    
A: Yes.Please inform us formally before our production and confirm the design first based on our sample.

Q7: Do you offer a guarantee for the products?

A: Yes, we offer a 1-year warranty on our products.

Q8: How do we deal with the fault?    
A: Firstly, our products are produced in a strict quality control system and the defective rate will be less than 0.2%.    
Secondly, during the guarantee period, we will send new products with new orders for small quantities.     
Or we can discuss the solution including a re-call according to the real situation.