What is the minimum order quantity?

The minimum order quantity is 1 piece.

Do you offer pre-production samples?

Yes, within 7 days after receiving the 30% deposit, we provide pre-production samples for confirmation.

What is the lead time for repeated orders?

For repeated orders, the delivery time is 15 days.

2 Channel Qqchinapa Output Short Circle Digital Amplifier 300-500W

Name: 2 Channel Qqchinapa Output Short Circle Digital Amplifier 300-500W
Brand: Guangzhou Lingyin Electronic Co., Ltd.
SKU: 711094932

Guangdong, ChinaGuangzhou Lingyin Electronic Co., Ltd.

US$1.00-999.00

1 Piece

Product profile

Customization

Available

Type

PA Amplifier

Usage

Public Address System

Model NO.

LA-500×2H

Used For

Professional

Tube Type

Transistor Amplifier

Function

PA Amplifier

Sound Channel

2.1

Output Number

Voltage

AC 110V

Element Number

Push-Pull Amplifier

Conductive Mode

Place of Origin

Guangzhou, Cn

Brand Name

Qqchinapa

Use

Hotel, School, Airport, Departmen, Church

Certificate

Ce, FCC, RoHS, CB

Protetion

High Temp, Overload&Short-C

Factory History

More Than 10 Years

Warranty

3 Years

Factory Ability

OEM ODM

Delivery Time

2-20 Days

Factory Place

Guangzhou

Transport Package

Carton

Specification

CE, ROHS, FCC

Trademark

QQ CHINA, Lingba, OEM

Origin

Guangzhou, Guangdong, China

HS Code

8518400090

Production Capacity

300, 000 PCS/Year

Key features

Class D Digital Amplifier: High performance switching power supply with imported US AI IR Digital Chip and SMT modular design.

Multi-Channel Protection: Each channel has independent power supply; failure in one channel does not affect others.

Comprehensive Safety Features: Protects against short circuit, overload, over heat, and abnormal DC voltage output.

Flexible Output Options: Supports 70-100V constant pressure and 4-16 Ohms output with balanced, no grounding connection.

Limiter Function: Ensures music playback without distortion for high-quality audio performance.

Compact 1.5U Design: Thin and compact structure with 4 LED indicators for status display.

OEM/ODM Experience: Over 10 years of experience in Public Address and Professional Audio System manufacturing.

3-Year Warranty: Comprehensive warranty coverage for 3 years with strict quality control and 5-step inspection.

Company profile

Cooperated with Fortune 500Full Customization100% Finished Products InspectionPrivate Mold

Guangzhou Lingyin Electronic 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: 20 Years CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤6.19h

AI-Powered supplier vetting

SummaryThe supplier is identified as a factory in Guangzhou’s Baiyun District and operates in manufacturing. It demonstrates documented procedures for supplier-service assessment, corrective and preventive actions, complaint handling, and quality assurance. The supplier reports ISO9001:2015, ISO45001:2018, ISO14001, CE, and other certifications. R&D evidence includes new products within the past year, ODM services, SDK availability, and broad customization options. It reports OEM service for well-known brands, inventory capability, participation in the INTERSEC Exhibition, and access to Guangzhou and Shenzhen ports. However, it lacks a valid manufacturing contract with affiliated subcontractors, overseas warehouses, overseas showrooms, overseas agents or branches, and reports zero countries with overseas services. Financial information is only represented by year labels, so financial strength cannot be determined.

Supplier typeThe supplier is classified as a factory, with a combined company type, located in Guangzhou’s Baiyun District; associated companies are in manufacturing. This directly supports its identity as a manufacturing supplier.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, ISO14001, CE, and other certifications. These stated certifications provide explicit evidence of management-system and product-compliance credentials, although no certificate scope or validity details are provided.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaints, plus inventory capability and written supplier-service assessment procedures. However, it has no overseas warehouse, showroom, agent, or branch, and reports service coverage in zero countries, limiting evidence of overseas after-sales infrastructure.

R&D capabilityThe supplier reports new products within the past year, ODM services, and an available SDK. These are explicit indicators of active R&D and product-development capability.

Production capacityThe supplier is a factory, reports OEM service for well-known brands, inventory capability, 31 qualified suppliers, documented supplier-capability assessment, and peak-season fulfillment of one month. A stated lack of valid contracts with affiliated subcontractors is a production-governance weakness, but the records still provide explicit evidence of production capability.

Customization capabilityThe supplier offers flexible, minor, and full customization, including customization from customer designs and samples. It also reports ODM service, providing direct evidence of broad customization capability.

Client casesThe supplier reports OEM service for well-known brands and participation in the INTERSEC Exhibition. These indicate some brand-serving and market-exposure experience, but no specific customer names, project details, or verifiable case studies are provided.