Is there a warranty for this product?

As a professional manufacturer, we ensure quality through 100% inspection, but specific warranty terms should be confirmed during purchase.

What is the frequency response range?

The frequency response range is 20Hz to 20KHz, covering the full audible spectrum.

Plm Series Plm-230 High Efficiency Professional Power Amplifier with Nst DSP

Name: Plm Series Plm-230 High Efficiency Professional Power Amplifier with Nst DSP
Brand: Resonance Audio Equipment Co., Ltd.
SKU: 2149395742

Guangdong, ChinaResonance Audio Equipment Co., Ltd.

US$755.00

1 Piece

Sample price:US$755.00/piece.Request sample

Product profile

Customization

Available

Type

Professional Amplifier

Usage

KTV System, Professional Stage&Performance

Model NO.

PLM-230

Used For

Professional

Tube Type

Transistor Amplifier

Function

Post Amplifier, Amplifier Combined, Pre-amplifier

Voltage

AC 220V

Element Number

Push-Pull Amplifier

Conductive Mode

Model

Plm-230

Channel Number

2CH

8ω Output Power/Per CH

3000W

4ω Output Power/Per CH

5500W

2ω Output Power/Per CH

7000W

Nst DSP

Yes

Fir

Yes

Dante Input Function

Transport Package

Inner Carton Packaging and Outer Carton Packaging

Specification

Net Weight: 14.1KG

Trademark

RESONANCE

Origin

Foshan, China

HS Code

8518400090

Production Capacity

10000pieces/Year

Key features

NST DSP Technology: Integrated NST DSP with FIR filter for precise audio processing and signal optimization.

Low Distortion: Total Harmonic Distortion is less than 0.1%, ensuring clean and accurate sound reproduction.

High Efficiency Class D: Adopts Class D conductive mode for superior energy efficiency and thermal management.

Professional OEM/ODM: Supports full customization including samples, designs, and minor adjustments for brand partners.

Robust Build Quality: Features a damping factor >1000:1 and signal-to-noise ratio of 105dB for professional stability.

Company profile

Resonance Audio Equipment Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 11 years CertifiedNearest Port: Guangzhou port, Shenzhen portAverage Response Time: ≤1.77h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company and a professional technical supplier offering 3D software design, OEM, ODM, and multiple customization options. It reports four production lines, SMT, a crest welder, an aging machine, standardized finished-product inspection instructions, and 11 years of export experience. Innovation evidence includes new products within the past year, but no SDK availability. Service infrastructure is limited: no overseas warehouse, showroom, agent or branch, offline trade-show participation, or overseas service coverage is reported. Service-management weaknesses include no written procedures or records for supplier assessment, corrective actions, or complaint handling, although quality assurance is reported. No factory environmental impact assessment report is available, and continuous batch quantity reconciliation is not performed. Certification and customer-case evidence are not provided.

Supplier typeThe supplier is classified as a combined company and explicitly identifies itself as a professional technical supplier. This indicates a mixed business structure with technical-service positioning, but the slices do not provide more specific legal or organizational detail.

After-Sales capabilityThe supplier reports no overseas warehouse, showroom, agent or branch, offline trade-show participation, or overseas service coverage. It also has no written procedures or records for complaint handling, supplier-service assessment, or corrective and preventive actions, indicating limited documented after-sales infrastructure.

R&D capabilityThe supplier provides 3D software design services, reports new products within the past year, and offers ODM services. However, it has no available SDK, so the evidence supports product and design development but not SDK-based innovation capability.

Production capacityManufacturing evidence includes four production lines, SMT, a crest welder, and an aging machine, as well as uniformly followed finished-product inspection instructions. However, the factory does not continuously reconcile quantities for every batch or mass-production run, indicating a documented production-control weakness.

Customization capabilityThe supplier explicitly supports customization from samples, minor customization, flexible customization, full customization, and customization from designs. It also provides 3D software design services, supporting a broad customization range.

Client casesThe supplier states that it provides OEM services for well-known brands, which is direct evidence of brand-serving experience. No specific customer names, project details, or case outcomes are supplied, so the depth of the customer-case record is limited.