What is the input and output interface type?

Input uses Combo XLR type, and output uses Speakon connectors.

Is this amplifier suitable for subwoofers?

No, the K series is designed for middle and high speakers, not subwoofers.

High Power Class D Digital Amplifier K4-1400 4 Channels Perfect Sound Amplifier

Name: High Power Class D Digital Amplifier K4-1400 4 Channels Perfect Sound Amplifier
Brand: Guangzhou Xinbaosheng Audio Equipment Co., Ltd.
SKU: 711212162

Guangdong, ChinaGuangzhou Xinbaosheng Audio Equipment Co., Ltd.

US$500.00-600.00

1 Piece

Product profile

Customization

Available

Type

Professional Amplifier

Usage

Hi-Fi, AV, KTV System, Stage

Model NO.

K4-1400

Used For

Professional

Tube Type

Transistor Amplifier

Function

Post Amplifier, Amplifier Combined, Pre-amplifier

Sound Channel

4.1

Output Number

Voltage

110V or 220V

Element Number

Monoamplifier

Conductive Mode

Amplifier Type

1u Digital Amplifier

Product Name

K4-1400 Power Amplifier

Class

Class D Power Amplifier

Channel

4 Channel

Output Power 4Ω

2200wx4CH

Output Power 8Ω

1400wx4CH

Frequency Response

20 Hz - 20 kHz

Application

Commercial, Professional Performance

Certificates

CE, RoHS

Warranty

Three Years

Service

OEM ODM Support ;After-Sale Service

Transport Package

Strong Packing

Specification

Trademark

Sinbosen

Origin

Guangdong Province, China

HS Code

85184000

Production Capacity

5000 PCS/Month

Key features

Wide Voltage Support: Operates on 90-265V AC with PFC, suitable for global power standards.

Low Distortion Audio: Features THD <0.05% at 1kHz and SNR >106dB for crystal clear sound.

Comprehensive Protection: Includes short circuit, thermal, overload, DC, and open circuit protection systems.

Compact 1U Design: Lightweight 10.5kg unit with small footprint, ideal for stage and installation.

Three-Year Warranty: Covers mechanical defects with free parts and labor for three years.

Flexible Customization: Offers full customization, minor customization, and design-based options.

Professional Certification: CE and RoHS certified for safety and environmental compliance.

Company profile

High Repeat Buyers ChoiceYears of Export Experience

Guangzhou Xinbaosheng 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: 10 Years CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤7.89h

AI-Powered supplier vetting

SummaryThe supplier demonstrates strong customization capabilities, diverse design services, and a significant export focus, particularly in Europe and North America. They hold RoHS certification but lack management system certifications and collaborations with Fortune 500 companies. Financial information suggests stability, but there is a lack of OEM service for popular brands. After-sales service is robust with a warranty and online support, and their innovation capability is evidenced by recent new product developments.

Supplier typeThe supplier is focused on providing customization services and exporting, mainly to Europe and North America, and has been exporting for 10 years.

After-Sales capabilityThe supplier offers a three-year warranty and robust online support for after-sales services.

R&D capabilityThe supplier has demonstrated innovation capabilities with new products developed in the past year.

Production capacityThe supplier operates 7 production lines with an annual output valued between US$2.5 Million and US$5 Million.

Customization capabilityThe supplier offers extensive customization options, including full and minor customization from samples and designs.