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Quick Details

  • Brand Name: KENTMAX
  • Model Number: KB-9900
  • Type: Home Amplifier, Karaoke amplifier
  • Channels: 2 (2.0)
  • Place of Origin: Guangdong, China (Mainland)
  • Product Name: Karaoke stereo amplifier
  • Output Power(RMS 8ohms): 250W*2
  • Port: Guangzhou, China
  • Certificate: CE ISO
  • Frequency Response: 20Hz-20k Hz
  • Sensitivity: 0.15 mv
  • S/N Ration: 83 DB
  • Distortion: <=0.05%
  • Dimension: 430*380*140 mm

Packaging & Delivery

Packaging Details good quality carton and safety package for the home amplifier
Delivery Time 2days for ready amplifier 20-30 days for OEM amplifier

Professional karaoke stereo mixing amplifier with remote control


Product Description


1. Unique appearance and panel design, novel, luxurious and elegant.

2. Adopt professional power amplifier circuit for Karaoke design, microphone with double mixed sound effect

  with remote control and motor reset fuctions.

3.Built-in automatic limiter circuit to guarantee the quality of output music and protect loudspeaker better.

4.With adjusting knobs of Soprano, Alto and bass on microphone and music adjustment, more convient

   and be suitable for different occasions.

5.Two signal output terminal on the rear panel, be convenient for the user to select different signal connector

   two microphone input terminals.

Specification of amplifier

Product Name              stereo home amplifier 
Modle Type KB-9900
Channels 5
Output Power(RMS 4ohms) 260W*2
Output Power(RMS 8ohms)  180W*2
Frequency Response  20 Hz-20K Hz
Sensitivity   0.15 v
S/N Ration   83 DB
Distortion   <=0.05%
Dimension   430*380*140 mm
Company Information

                                                             WELCOME TO VISIT OUR FACTORY


German KENTMAX audio technology laboratory is specializing the R & D of audio technology and its technology patents have been certified, provide the technology authorization for the audio manufacturers in the world. KENTMAX specializes in audio equipments and its main technology is authorized by German KENTMAX audio technology laboratory and in charge of the product design, authorizes Guangzhou KW Audio Co., Ltd. to produce and marketing in China. KENTMAX products cover professional amplifiers, professional audios and its relating equipments and professional speakers etc. KENTMAX provides the complete solutions for large theatres, large-scale show venues, gymnasiums, high-grade entertainment clubs, meeting systems etc. The production craftsmanship is strictly accordance with the German industry standard.



Our Services


Kentmax amplifier service & advantage

  • Will give your best service and the price will be cheap in the same quality
  • We can make products as your request, OEM is available.
  • We could use the language which you prefer to conmunicate with you.
  • We could offer your free amplifier parts for your repairing.
  • We have one year after-sale service.
  • Sample order is available.
  • 10 years professional experience in audio amplifier.
  • We have R&D team, realize your idea to real products.
  • Strictly QC standard, guaranteen top quality.
  • Our amplifier and sound system are hot-sell in worldwide.
  • We have professtional sales team give your best service in anywhere and anytime.


1. Are you manufacturer?

Yes, we are audio products manufacturer located in Guangzhou, China.

Welcome to visit our factory.

2. Is sample order available? Is free sample available?

Firstly, sample order is available. Secondly, for new clients, we will return the sample fee after big order placed.

3. What’s your warranty period?

Our warranty period is 12 months. We will give 1% easy-worn accessories to you before shipment. If there are many products have problem, our technician will go to your country to maintain, but that situation almost won’t appear. 

4. What’s your payment term?

We accept Western Union and Bank Transfer. 30% deposit in advance, balance 70% before shipment.

5. Where is your main market?

Our main customers are from Southeast Asia, South America, North America, Western Europe, Africa and other countries. 

6. How many days do you need to prepare the goods?

We need 3 working days for the ready goods, about 25 working days for large quantity.




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