What payment terms do you accept?

We accept T/T (30% deposit, 70% balance against B/L copy), L/C (sight letters of credit), PayPal, D/P, and Western Union.

What after-sales services do you provide?

Our after-sales support includes lifetime technical support, operation and maintenance training, spare parts supply, product upgrade services, regular quality follow-ups, and remote troubleshooting assistance.

Can we visit your factory?

Factory visits are welcome with at least one week's notice. We assist with airport pick-up and accommodation. Video visits are also supported if a physical visit is not possible.

Are you a manufacturer or trading agent?

We are an experienced manufacturer with a professional overseas sales team serving customers worldwide.

Four Channels Class Td Ke Audio Automatic Backup System DSP

Name: Four Channels Class Td Ke Audio Automatic Backup System DSP
Brand: Guangzhou Ke Audio Equipment Co., Ltd.
SKU: 2119879322

Guangdong, ChinaGuangzhou Ke Audio Equipment Co., Ltd.

US$1,011.14

10-29 Pieces

US$919.22

30-99 Pieces

US$873.26

100-299 Pieces

US$827.30

300+ Pieces

Sample price:US$1149.02/piece.Request sample

Product profile

Customization

Available

Type

Professional Amplifier

Usage

AV, KTV System, All

Model NO.

KE4E3

Used For

Professional

Tube Type

Transistor Amplifier

Function

Post Amplifier, Amplifier Combined

Sound Channel

Four Channels

Output Number

Voltage

AC 220V

Element Number

Push-Pull Amplifier

Conductive Mode

Class Td

Output Power (RMS) 8ω

300W

Output Power (RMS) 4ω / 2ω

500W

Output Power (RMS) Bridge 8/ 4ω

800W

Output Voltage/Power (V/W)

10 - 50V

Specification

483mm x 88mm (2U) x 475mm

Trademark

KE Audio

Origin

China

Production Capacity

3000 Pieces/Month

Key features

Class TD Digital Amplifier: High-performance Class TD digital analog amplifier with nanocrystalline switching power supply.

Built-in DSP & Network Control: Features built-in DSP, self-developed software for sound adjustment, and intelligent network control.

Automatic Backup System: Equipped with an automatic backup system to ensure continuous operation and reliability.

High Output Power: Delivers up to 800W RMS in bridge mode (8/4 ohm) for powerful audio performance.

Dante Digital Transmission: Supports Dante digital signal transmission and AES for professional audio connectivity.

Versatile Application Scenarios: Suitable for venues, residential, marine, retail, hospitality, and public address systems.

OEM/ODM Customization: Offers full customization from samples, designs, and minor adjustments with private labeling.

ISO 9001 Certified Quality: Manufactured under strict ISO 9001 quality management with 100% finished product inspection.

Company profile

Self-brandedODM ServicesPatents AwardedStandardized quality control

Guangzhou Ke Audio Equipment Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 23 Years CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤9.52h

About Our Factory & Business Background

AddressNo. 8, Industry 1st Road, Shangshao Village, Zengcheng District, Guangzhou, Guangdong, China

Plant Area4800 square meters

Number of Employees10

Registered Capital10,000,000 RMB

Terms of PaymentT/T, D/P, PayPal, Western Union

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Minimum Order Quantity10 Pcs

Supply Chain Partners111

Our Production Capability & Technical Expertise

Main ProductsAmplifier, AMP Auto-Backup System, Loudspeakers, Sound Amplifying System

Production Lines5

Production MachinesComputerized Wire Stripping Machine, Ultra-quiet Terminal Machine, Production Line

QA/QC inspectors2 people

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers3 people

Traceability of Raw MaterialsYes

Own BrandYes

Our Industry Experience & Global Business Record

Year of Establishment2002-07-19

Main MarketsDomestic

Repeat Buyers Choice50%~80%

Number of Foreign Trading Staff1

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Product CertificationCE, Others

Cooperated with Fortune 500No

Product Q&A

Q:What manufacturing services do you offer?

We provide OEM manufacturing according to your designs, ODM services for complete product development, small-batch trial production, mass production, and custom mold development with private labeling.

Q:What is the sample lead time and cost?

Sample lead time is typically 7-14 working days. Costs are based on material and labor but are refundable against future large orders. Shipping is at the customer's expense via EMS, UPS, DHL, or FedEx.

Q:What is the Minimum Order Quantity (MOQ)?

The general MOQ is 100 pieces, but this is negotiable for small-batch trial production.

Q:How do you ensure product quality?

We implement a strict quality management system including Incoming Quality Control (IQC), In-Process Quality Control (IPQC), and Final Quality Control (FQC). We are ISO 9001 certified and support third-party inspections like SGS.

Q:What is the warranty policy for quality issues?

We offer a 36-month quality warranty with a 12-hour response time for urgent issues. We provide free repair or replacement and cover return shipping for defective products, depending on the cause of damage.