What is the minimum order quantity?

The minimum order quantity is 1 piece.

What payment methods do you accept?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Is there a pre-production sample confirmation process?

Yes, after receiving a 30% deposit, we provide a pre-production sample within 7 days for confirmation before mass production.

680W Broadcast Power Audio Amplifier for Public Address System

Name: 680W Broadcast Power Audio Amplifier for Public Address System
Brand: Guangzhou Lingyin Electronic Co., Ltd.
SKU: 884783735

Guangdong, ChinaGuangzhou Lingyin Electronic Co., Ltd.

Negotiable

10 Sets

Product profile

Customization

Available

Type

Professional Amplifier

Usage

Hi-Fi, AV, KTV System

Model NO.

LPA-680F

Used For

Professional

Tube Type

Transistor Amplifier

Function

Post Amplifier, Amplifier Combined, Pre-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

2-25days

OEM ODM

Yes

Transport Package

Carton

Specification

CE, ROHS, FCC, CCC, CB

Trademark

QQ CHINA, Lingba, OEM

Origin

Guangzhou, China

HS Code

8518400090

Production Capacity

300, 000 PCS/Year

Key features

OEM and ODM Capability: Full customization available from designs and samples with over 17 years of manufacturing experience.

Comprehensive Warranty: 3-year warranty coverage with unconditional withdrawal for any quality issues.

Flexible Delivery Schedule: First orders ship within 25 days; repeated orders delivered within 15 days.

Multi-Function Audio Control: Features FM radio, USB playback, wireless remote, and 3 microphone inputs.

Advanced Protection System: Includes short circuit protection, alarm, overload protection, and high-temperature resistance.

Professional Sound Monitoring: Equipped with a 5-element LED level meter for visual sound level monitoring.

Versatile Output Options: Supports transformer isolated 100V, 70V, and 4-16 Ohm speaker outputs.

Strict Quality Assurance: 5-step inspection process ensures stability and 100% finished product testing.

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: ≤6.40h

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.