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Quick Details

  • Brand Name: Kentmax
  • Model Number: AV-733US
  • Type: Professional Amplifier, 250W 2 Channels Power Amplifier with Guitar Input
  • Channels: 2 (2.0)
  • Place of Origin: Guangdong, China (Mainland)
  • Power 8Ω: 180W*2
  • Power 4Ω: 250W*2
  • SNR: 83dB
  • MOQ: 100 pcs
  • Size: 430H*320D*130H
  • Port: Guangzhou, China
  • Warranty: One Year
  • OEM: Supported
  • Product Category: Pro Amplifier, Power Audio Amplifier, Home Amplifiers, Pro Speakers

Packaging & Delivery

Packaging Details Carton, box, wooden, customize package, safe packaging for 250W 2 Channels Power Amplifier with Guitar Input
Delivery Time Shipped in 20 days after payment

Most Popular Model 250W 2 Channels Audio Power Amplifier with Guitar Input

Related Products

Product Description


OEM/ODM - Manufacture/Factory - Quality option - CE/ROHS/FCC



Power 8Ω


Power 4Ω



With USB/SD, LED Display

Frequency response


Signal to noise 


Input sensitivity




Input impendence


Product Size


Packaging size



Power Karaoke Amplifier

Payment terms

T/T, Western Union, MoneyGram, D/P, etc.

Optional functions

Bluetooth, Channels, USB/SD, FM, AMetc.

Delivery time

About 20 working days for large quantity.


OEM/ODM, Certifications, Sample for testing.




* Unique appearance and panel;noval, luxurious and elegant.
* Microphone adopts single reverberation and dual sound effect which makes the singing more clear and freely.
* Adopt reliable professional power amplifier circuit and top-grade components to ensure its reliability and quality.
* With perfect protection of overload, short circuit, high temperature.
* Adopt dynamic air cooling system to solve the problem of heat and noise when working and improve its reliability.
* Be with USB and card plug-in; simple operation and easy connection, plug and play supported.



      Inquiry for Clear Quotation



Company Information


Kentmax is a manufacturer specialized in professional audio, professional power amplifiers and some related items. 

Kentmax has our modern standard factory, automatic production line, advance testing machines, a high-level technical team and well-trained employees. By virtue of its strong economic strength, profession, persistence and innovation, we have continuously developed and grown and our products have been sold well into many countries and regions in the world. We have gained the good reputation and praise from many consumers and supplied high-quality audio equipments for many large-scale entertainment venues, shopping malls, meeting halls, schools and homes etc.


Some factories focus on the customer, some focus on quality.

At Kentmax, we don't need to compromise.



Our Services

1. Are you manufacturer?

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

Welcome to visit our factory.

2. How is the damage rate?

 Our damage rate control at about 1%. We have extremely Strict Quality Control Procedure to support stable quality products.

3. 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.

4. 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. 

5. What’s your payment terms?

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

6. Where is your main market?

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

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

We need about 3 working days for the ready goods, about 20 working days for large quantity.


Product Category: 

Power Amplifier; Audio Amplifier; Professional Amplifier; Switching Power Amplifier; Digital Amplifier; Class D Digital Power Amplifier; Stereo Amplifier; Class H Amplifier; Karaoke Amplifier; Home Amplifier; USB SD Amplifier; Bluetooth Amplifier; Mini Amplifier; FM Amplifier; Tube Amplifier; Power Speaker; Professional Speaker; Power Subwoofer; Professional Subwoofer; Passive Speakers; Active Speaker; Line Array; Pro Audio; Professional Audio; Wireless Microphone; Conference Microphone; Professional Digital Processor, etc.

(FP10000Q anahtarlama güç kaynagi amplifikatörü ses)

(Puissant 2.0 home amplificateur de puissance avec usb sd)

(2017 neues produkt ph-Serie professionelle audio leistungs verstärker)

(Grande de la etapa sistema de audio, Alta potencia exterior de audio amplificador de audio)

(Pembicara, Redner, Orateur, Nagsasalita, Alto falante, Altavoz, Altoparlante, Konusmaci)

(Amplificador, Amplificateur,Verstärker, Amplifikatör, Amplifikatör, Amplificatore, Pengeras,  Penguat)

(Amplificatore professionale, Altoparlante amplificatore audio digitale, Amplificatore di potenza professionale)



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China (Mainland)
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Supplier's Trade Assurance Limit: US $29,000
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