What is the product warranty?

Warranty is two years from shipment. Contact service to extend.

Is after-sales service provided?

After-sales includes failure and tech service. We minimize failures. For failures, we offer replacement or repair. Tech services include 24-hour hotline and online support.

4. PRO Audio Amplifier for Speakers with High-Fidelity Frequency Response

Name: 4. PRO Audio Amplifier for Speakers with High-Fidelity Frequency Response
Brand: Guangzhou Jiuding Audio-Visual Technology Co., Ltd.
SKU: 2142811872

Guangdong, ChinaGuangzhou Jiuding Audio-Visual Technology Co., Ltd.

US$182.00-204.00

10 Pieces

Sample price:US$220.00/piece.Request sample

Product profile

Customization

Available

Type

Professional Amplifier

Usage

Hi-Fi, KTV System

Model NO.

MP-3603

Used For

Professional

Tube Type

Transistor Amplifier

Function

Post Amplifier, Amplifier Combined, Pre-amplifier

Sound Channel

2CH

Output Number

Voltage

AC 220V

Element Number

Monoamplifier

Conductive Mode

Intermodulation Distortion

<0.05%

Frequency Response

20Hz-20kHz: +/-0.25db

Sensitivity

0.775V\ 1.0V \ 1.44V

Signal-to-Noise Ratio

≥105db

Output Cascade

Class-2h

8ω Stereo Output Power

300W × 2

Transport Package

Strong Packing

Specification

490mm×350mm×88mm

Trademark

MEKEY

Origin

Guangzhou, China

HS Code

8518400090

Production Capacity

2000 Monthly

Key features

Hi-Fi Frequency Response: Wide range of 20Hz-20kHz with +/-0.25dB accuracy for clear sound.

Low Distortion: Intermodulation distortion is less than 0.05% for pristine audio.

High Signal-to-Noise Ratio: SNR exceeds 105dB ensuring quiet background and clear signals.

2-Year Warranty: Comprehensive coverage for two years from the shipment date.

24/7 Technical Support: Available via 24-hour hotline and online platform for assistance.

Flexible Customization: Offers full, minor, and flexible customization from designs or samples.

Fast Delivery: Bulk orders typically ship within 7-12 days depending on quantity.

Company profile

Importers and ExportersFast DeliveryQuality AssuranceR&D Capabilities

Guangzhou Jiuding Audio-Visual Technology Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 7 Years CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤3.12h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company and limited company offering pro audio, microphones, conference systems, and conference cameras, with related broadcasting, installation, software, and information-technology activities. It reports 3D design, flexible customization, ODM services, and new-product activity during the past year. Dedicated R&D centers, quality laboratories, and exhibition facilities are described, while quality assurance procedures are present. The supplier claims more than 200,000 completed project cases in military, government, and public-institution fields. However, the evidence also shows no SDK, no OEM service for popular brands, no overseas agents or branches, no overseas warehouse or showroom, no offline trade-show participation, and zero countries listed for overseas services. Supplier approval, corrective-action, and complaint-handling documentation is incomplete or lacks written records. Contract status for manufacturing capacity is unknown, and the available...

Supplier typeThe supplier is explicitly classified as a trading company and a limited company. Its stated offerings include pro audio, microphones, conference systems, and conference cameras, alongside broadcasting, installation, software, and information-technology services.

R&D capabilityThe supplier reports new products during the past year, ODM capability, 3D software design services, dedicated R&D centers, and activities covering AI software development, software development, and information-system integration. The absence of an available SDK is a stated limitation, but the evidence supports an innovation capability overall.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, together with 3D software design services. This directly supports a broad customization capability.

Client casesThe supplier claims more than 200,000 successful project cases in military, government agencies, and public institutions, covering applications such as conferences, government meetings, cultural performances, and outdoor sporting events. These are explicit stated cases, although no individual customer names or supporting case documentation are provided.