What certifications does the amplifier have?

The product holds CE and RoHS certifications.

What is the lead time for production?

The lead time is within 15 workdays for both peak and off-peak seasons.

What types of applications is this amplifier suitable for?

It is suitable for stage, bar, club, KTV, home theater, and indoor/outdoor activities.

K4-450 1u Class D Power Amplifier Digital Power Amplifier Board for Home Sound System

Name: K4-450 1u Class D Power Amplifier Digital Power Amplifier Board for Home Sound System
Brand: Guangzhou Xinbaosheng Audio Equipment Co., Ltd.
SKU: 1899786382

Guangdong, ChinaGuangzhou Xinbaosheng Audio Equipment Co., Ltd.

US$100.00-155.00

1 Piece

Product profile

Customization

Available

Type

Professional Amplifier

Usage

Hi-Fi, AV, KTV System, Stage

Model NO.

K4-450

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

K4-450 Power Amplifier

Class

Class D Power Amplifier

Channel

4 Channel Power Amplifier

Output Power 8Ω

450wx4CH

Frequency Response

20 Hz - 20 kHz

Feature

Perfect Sound/1u/4CH/Digital AMP

Application

Karaoke/Indoor/Stage/Concert/Party/KTV/Bars/Church

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

8518400090

Production Capacity

2000 Units/ Month

Key features

High Power Output: 450W x 4 channels at 8 Ohms with Class D efficiency.

Compact 1U Design: Mini 1U size (55x32x11cm) ideal for touring and stage use.

Comprehensive Protection: Built-in protection against short circuit, overload, thermal, and DC issues.

Professional Connectivity: Equipped with original Neutrik XLR and Speakon connectors.

Low Distortion: Delivers <0.05% THD at 1KHz for precise sound reproduction.

Flexible Voltage: Supports 90-265V input with PFC for global power compatibility.

Bridge Mode Operation: Enables versatile configuration for touring applications.

OEM/ODM Support: Offers full customization, minor customization, and sample-based options.

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: ≤8.02h

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.