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What is the warranty period?

The product includes a comprehensive warranty covering mechanical defects with free parts and labor.

Professional Karaoke Power Amplifier with Enhanced Audio Clarity

Name: Professional Karaoke Power Amplifier with Enhanced Audio Clarity
Brand: Resonance Audio Equipment Co., Ltd.
SKU: 2169751902

Guangdong, ChinaResonance Audio Equipment Co., Ltd.

US$200.00

1 Piece

Sample price:US$200.00/piece.Request sample

Product profile

Customization

Available

Type

Home Amplifier

Usage

AV, KTV System

Model NO.

HK2680

Used For

Professional

Tube Type

Transistor Amplifier

Function

Post Amplifier

Sound Channel

2-4

Output Number

Voltage

Wide Voltage

Element Number

Push-Pull Amplifier

Conductive Mode

Transport Package

Box

Trademark

LA8GREEN/RESONANCE

Origin

China

Production Capacity

50000pieces/Year

Key features

3.5 Inch Touch Screen: Industry-first 3.5-inch touch screen on floodlight black glass panel for professional operation.

680W D-Class Amplifier: Pure D-class high carrier high efficiency digital power amplifier with 680W output.

200 Frequency Points: Wireless microphone with 200 frequency points and easy infrared frequency setting.

Three DSP Processing: Advanced DSP technology with high-quality AD/DA conversion chips for melodious music.

Lossless Audio Support: Supports lossless Bluetooth and U disk playback with audio fiber for interference elimination.

Flexible Customization: Offers full, flexible, and design-based customization options for OEM/ODM services.

Multiple Input Options: Includes two microphone input sockets and AUX auxiliary stereo audio output interface.

Wide Voltage Element: Designed with wide voltage capability for stable performance in various regions.

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: ≤2.73h

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.