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The well-designed makes it more special than other similar products.
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Product Comparison
Compared with products in the same category, power amplifier's core competencies are mainly reflected in the following aspects.
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Company Advantages
1. The well-designed makes it more special than other similar products.
2. This product defines the meaning of remarkable quality and long-lasting stability.
3. The product communicates many things, from what the item can do for consumers to the company's values. It differentiates the brand from others.
4. With the anti-dust structure, It is less likely to gather dust or impurities, hence, people do not have to clean it frequently.
Product Display





A Series(Meeting room KTV )

A series is our latest professional power amplifier with high performance price ratio,CLASS I core technology,super cost effective,enterainment pioneer!The panel is latest mold opening and is the only panel in the industry,when the novel panel is turned on,the swithch indicator of the power supply is always on in the working mode.and the off is off,the audio professional device is fully used the whole machine has the intelligent high speed protection of the electroniccircuit,KS SMD automated processes such as wave crest and reflovw soldering and ICT are recommended for sound reinforcement applications such as high end entertainment projects and high end multimeda projects.


The protection system has:overheating,clipping,short circuit ,switch buffer protection. Grounding disconnect switch Stereo,bridge,parallel work mode conversion.

Product Parameter

Stereo power 8ohms400W*2500W*2600W*2800W*21000W*21200W*2
Stereo power 4ohms600W*2750W*2900W*21200W*21500W*21800W*2
Bridge Mono Power 8Ω1200W*21500W*21800W*22400W*23000W*23600W*2
Sigal to noise≥119dB≥119dB≥118dB≥115dB≥112dB≥110dB
slew rate85V/us85V/us90V/us90V/us100V/us105V/us
damping factor≥480≥480≥480≥480≥420≥420
frequency response20HZ-20KHZ,±0.5dB
THD+N≤0.5%,1/3Rate Power@8Ω1KHZ
IMD≤0.1%,1/3Rate Power@8Ω
Input sensitivity1V/0dB,Balance
Input Impedance10KΩ/20KΩ(Unbalance/Balance)
Cross talk≥78dB≥79dB≥80dB≥85dB≥86dB≥88dB
Signal inputThree-core Caron(*LR)input
signal outputThree-core Caron(*LR)link
power output1/4# SPEAKON,Binding Post
main power supply230V @50HZ
Power Consumption1260W1570W1890W≥80dB2520W3150W3790W
Heat DissipationFront to rear stepless air cooling
Install Size (mm)438W*378D*89H
Master Carton sive(mm)570*520*165



Packing & Shipping

We support both OEM & ODM packaging. Our normally delivery method are by the sea, by air, by international express (DHL, UPS, TNT, FedEx)


Company Features
1. KSA brand is a notable manufacturer of producing .
2. All testing reports are available for our .
3. We always believe that only when we take care of our customers and employees first, then the profits will follow. We try our best to serve all of their needs. Call now! We keep a watchful eye on the environmental impact we caused. To achieve sustainable development, we strive hard to reduce energy waste and pollution during the production processes. We will serve every customer with first-class . Call now!
 Product Name170t/180t/190t/210t polyester taffeta fabric
 Weight 52gsm
 Width 150cm
 Material 100%polyester
 Color Customized
 Usage Lining ,tent 
 MOQ 1500mts/Color 
 Payment T/T or L/C
 Delivery Time Stock color in 3days , new order 25days


1.Q: How to get a sample?

    A: Small sample would be free for you, however the postage should be paid by you for the first time.

2.Q: How long to make labdip?

    A: Usually 3-5days.

3.Q: What is your Minimum quantity ?

    A: Make order: 5000mts, and 1500mts per color.

        In stock: 2000mt, and each color 300mts.

4.Q: How long to deliver the products?

    A: The exact delivery date need to according to your style and quantity. Usually within 30 work days

        after receive the 30% down payment .If you choose the items which we have stock, we can deliver

        in 5 days.

5. Q:What is payment term?

     A: We accept T/T and L/C, other payment terms can be negotiated.

6. Q:What is Packing ?

     A: Rolled with paper tube inside, transparent plastic bag and weaving polybag outside or as

         customers' requirement

1. Are you a factory or a trading company?
We are a factory with many years export experience in pet food and pet supplies. 

2. Where is your factory and how do I get there? 
Our factory is located in Qingdao City of Shandong Province, which is one of the two biggest export base for pet products in China. Welcome you to visit us at any time. 

3. Is OEM available?
Yes, OEM is available. Our design & development capacity can help you out with your own models and designs to meet your target market and consumers.

4. .Is the sample available?
Yes, sample is available for you for free to test the quality. You only need to afford the transport cost.

5. What is your rule and regulation about quality control? 
We have a strict quality control procedures to follow to ensure the quality during the whole production process. For example, we need to offer our customer three quality reports at least: Pre-production Report, DUPRO Report and Final Production Report. 

6. What can we expect from your company? 
- Accurate, clear, and timely response
- Creative and suggestions rather than telling you something cant be done
- Fair pricing and strict quality control
- Proper paperwork and diligent work
- Regular report about order status
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