What is the power supply voltage range for this amplifier?

The amplifier supports a wide voltage range of 90VAC to 260VAC at 50-60Hz with active PFC control.

Is the amplifier suitable for touring and mobile shows?

Yes, it is very suitable for mobile shows due to its compact size, light weight, and flight case packaging.

Seer Class D Power Amplifier Digital 4 Channel Class D Touring Sound High Power Amplifiers

Name: Seer Class D Power Amplifier Digital 4 Channel Class D Touring Sound High Power Amplifiers
Brand: Guangzhou Seer Audio Co., Ltd.
SKU: 2258379525

Guangdong, ChinaGuangzhou Seer Audio Co., Ltd.

US$700.00

10-49 Pieces

US$525.00

50+ Pieces

Product profile

Customization

Available

Type

Professional Amplifier

Usage

Hi-Fi, AV, KTV System

Model NO.

SZ Series

Used For

Professional

Tube Type

Transistor Amplifier

Function

Post Amplifier

Sound Channel

2.1

Output Number

Voltage

AC 220V

Element Number

Push-Pull Amplifier

Conductive Mode

Model

Sz Series

Slew Rate

50V/Us

Cross-Talk

90dB

Thd+N

0.01%

Main Power

90~260VAC, 50~60Hz

Amplifier

Digital Amplifier

Output Connectors(Per Channel)

Binding Posts

Woofer

10 Inch

Package

Flight Case

Color

Black

Apply

Subwoofer

Use

Full-Range Speaker

Drivers

Neodymium Ferrite

Subwoofer

10 Inch

Weight

6.3kg

Transport Package

Carton

Specification

483×88×350mm

Trademark

Seer Audio

Origin

Gunagzhou

HS Code

8518400090

Key features

High Efficiency Class D: Low working temperature and energy saving with 1/3 size and weight of traditional amplifiers.

Wide Voltage Adaptation: Active PFC control supporting 90VAC to 260VAC input for global power supply compatibility.

Comprehensive Protection: Features under-voltage, DC output, overheat, overload, and high-frequency signal protection.

Compact & Portable Design: Lightweight structure (6.3-8.1kg) with flight case packaging, ideal for touring and mobile shows.

Quiet Operation Cooling: Temperature-controlled fan ensures quiet performance while maintaining optimal operating temps.

Modular Maintenance: Modular design allows for convenient maintenance and repair, ensuring long-term reliability.

Company profile

High Repeat Buyers ChoiceYears of Export ExperiencePatents AwardedFast Delivery

Guangzhou Seer Audio 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: 10 Years CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤6.02h

AI-Powered supplier vetting

SummaryThe supplier operates across professional audio, audio equipment, electronic components, lighting, musical instruments, software, and related technical services. It demonstrates broad customization, ODM and branded OEM capabilities, documented quality and complaint-handling procedures, and seven production lines. Export experience spans ten years, with exports representing 51%–70% of total sales, but export staffing is limited and no Fortune 500 partnerships are reported. CE certification is stated. Financial information is represented only by years rather than performance figures, so financial credibility cannot be assessed. The supplier lacks in-stock, overseas warehouse, and overseas showroom capabilities, and reported no regular fire drills during the past year.

Supplier typeThe supplier is a manufacturer and seller operating in professional audio and related electronic fields, including audio equipment, electronic components, musical instruments, lighting, software, and technical services. The available scope indicates a diversified electronics and audio-oriented supplier rather than a narrowly specialized entity.

CertificationsCE certification is explicitly listed under sustainable development and product certification capability. No other certification is identified in the provided information.

After-Sales capabilityThe supplier has documented procedures and records for corrective and preventive actions and customer complaint handling, supporting an established service-response process. However, it reports no in-stock service capacity, overseas warehouse, or overseas showroom, limiting certain fulfillment and overseas support options.

R&D capabilityThe supplier states that it launched new products during the past year and provides ODM services. It does not have an available SDK, which limits evidence of software-development integration capability but does not negate the documented product R&D activity.

Production capacityThe supplier lists manufacturing activities for audio equipment, electronic components, electronic devices, and related products, has valid contracts with each associated subcontractor, and operates seven production lines. It nevertheless reports no inventory capacity, which may constrain immediate-availability fulfillment.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These capabilities are stated consistently across the R&D and design-service information.