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Guangzhou Jiuding Yinshi Technology Co., Ltd.

  • China,Guangzhou
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China Four-Channel Power Amplifier Class-AB Audio Amplifier 400W×4 for Professional
China Four-Channel Power Amplifier Class-AB Audio Amplifier 400W×4 for Professional

  1. China Four-Channel Power Amplifier Class-AB Audio Amplifier 400W×4 for Professional
  2. China Four-Channel Power Amplifier Class-AB Audio Amplifier 400W×4 for Professional
  3. China Four-Channel Power Amplifier Class-AB Audio Amplifier 400W×4 for Professional

Four-Channel Power Amplifier Class-AB Audio Amplifier 400W×4 for Professional

  1. MOQ: 1 Piece
  2. Price: US $275-387 / Piece
  3. Get Latest Price
Used For Professional
Specification Black
Voltage AC 220V
Sensitivity 0.77V/1.0V/1.4V
Dimensions(W*D*H) 483X360X88 mm
Output Number 4
Signal-to-Noise Ratio >98 dB
8ω Average Power 400W×4
Sound Channel 4CH
Conductive Mode AB
Transport Package Strong Packing
Element Number Monoamplifier
Frequency Response 20 Hz-20 kHz(±0.5dB)
Function Post Amplifier, Amplifier Combined, Pre-amplifier
HS Code 8518400090
Origin Guangzhou, China
Tube Type Transistor Amplifier
Production Capacity 2000PCS/Month
Model NO. MP-26404
Trademark MEKEY
Harmonic Distortion <0.08%
Brand Name MEKEY

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  1. Product Details
  2. Company Details

Product Specification

Used For Professional Specification Black
Voltage AC 220V Sensitivity 0.77V/1.0V/1.4V
Dimensions(W*D*H) 483X360X88 mm Output Number 4
Signal-to-Noise Ratio >98 dB 8ω Average Power 400W×4
Sound Channel 4CH Conductive Mode AB
Transport Package Strong Packing Element Number Monoamplifier
Frequency Response 20 Hz-20 kHz(±0.5dB) Function Post Amplifier, Amplifier Combined, Pre-amplifier
HS Code 8518400090 Origin Guangzhou, China
Tube Type Transistor Amplifier Production Capacity 2000PCS/Month
Model NO. MP-26404 Trademark MEKEY
Harmonic Distortion <0.08% Brand Name MEKEY
High Light audio power amplifier ,audio 2 channel subwoofer amplifier ,professional power amplifier
Professional Four-Channel Power Amplifier

Engineered for demanding venue installations, this four-channel professional-grade audio amplifier delivers reliable, high-output performance with Class-AB topology. It is designed for balanced, low-distortion sound reinforcement across a wide range of professional audio applications.

Four-channel professional power amplifier front view
Four-channel professional power amplifier rear panel with XLR and SPEAKON connectors
Technical Specifications
Power at 1.8Ω 400W × 4
Power at 2.4Ω 700W × 4
Voltage Gain at 8Ω 42.0 dB
Amplifier Topology Class-AB
Frequency Response 20 Hz to 20 kHz (±0.5 dB)
Harmonic Distortion <0.08%
Signal-to-Noise Ratio >98 dB
Damping Factor >350
Isolation >60 dB
Slew Rate >25 V/μs
Input Sensitivity 0.77V / 1.0V / 1.4V
Input Impedance 10kΩ / 20kΩ
Airflow Front to back
Input Balanced input with XLR, parallel connection with XLR
Output NL4 SPEAKON socket
Front Panel Power switch, volume knob (stereo)
Back Panel Sensitivity switch, grounding switch, parallel switch
Dimensions 483 × 360 × 88 mm
Packaging Dimensions 530 × 410 × 130 mm
Gross Weight 18 kg
Power amplifier detail view showing front panel controls and ventilation
Power amplifier detail view showing rear connectivity and switches
Company Profile
Guangzhou Jiuding Audio-Visual Tech facility exterior

Guangzhou Jiuding Audio-Visual Tech specializes in the research, development, production, and sales of professional audio equipment under the "MEKEY" brand. Our 6,000-square-meter manufacturing plant is equipped with advanced production lines and rigorous quality management systems, focusing on professional audio processing.

Guangzhou Jiuding provides complete audio solutions and is a trusted supplier of speakers, amplifiers, and integrated systems, with over 200,000 successful installations to date.

Production line at Guangzhou Jiuding Audio-Visual Tech facility
Quality control inspection of audio equipment components
Assembly of professional audio amplifiers on the production floor
Testing and calibration of audio equipment in the workshop
Warehouse and inventory of finished audio products
Packaging and shipping preparation area for audio equipment
Completed professional audio amplifiers ready for delivery
Frequently Asked Questions
1. Is the product brand-new and original?

All products are new and original. We offer factory authorization.

2. Can you provide samples for bulk orders?

Free samples are offered before bulk orders; the customer pays for shipping.

3. What is the delivery time?

Delivery time varies by quantity. Bulk orders take 7–12 days to produce.

4. What are the logistics methods?

We provide sea and air freight. Air freight is for small items; batteries are excluded. Please contact customer service for more information.

5. What is the payment method?

Payment is required before shipment. The deposit varies by order amount.

6. What is the product warranty period?

The standard warranty is two years from shipment. Contact us to extend the warranty.

7. Can you provide after-sales service?

After-sales service covers equipment failure and technical support. Our quality control reduces issues, and we offer repair or replacement for failures. Technical services include a 24-hour hotline and online support.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer

  • Year Established:

    2018

  • Total Annual:

    5000000-10000000

  • Employee Number:

    50~100

  • Ecer Certification:

    Verified Supplier

Guangzhou Jiuding Audio-Visual Technology Co., Ltd. Introduction   Founded in 2018, Guangzhou Jiuding Audio-Visual Technology Co., Ltd. is a professional and market-oriented enterprise integrating R&D, production, and sales, proudly owning the high-quality "MEKEY" brand that... Guangzhou Jiuding Audio-Visual Technology Co., Ltd. Introduction   Founded in 2018, Guangzhou Jiuding Audio-Visual Technology Co., Ltd. is a professional and market-oriented enterprise integrating R&D, production, and sales, proudly owning the high-quality "MEKEY" brand that...

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Get in touch with us

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  • Guangzhou Jiuding Yinshi Technology Co., Ltd.
  • No. 44, Hongqiao Garden First Street, Dalong Subdistrict, Panyu District, Guangzhou
  • https://www.pro-audioequipments.com/

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