What is the frequency response of the C-A4 speaker?

The frequency response is 90Hz-20KHz.

What certifications does the product have?

The product has CE and RoHS certifications.

4 Inch Speaker Loudsound Active Line Array Mini Column System

Name: 4 Inch Speaker Loudsound Active Line Array Mini Column System
Brand: Guangzhou Seer Audio Co., Ltd.
SKU: 2101334165

Guangdong, ChinaGuangzhou Seer Audio Co., Ltd.

Negotiable

1 Piece

Product profile

Customization

Available

Noise

<95dB

Hi-Fi

Not Hi-Fi

Model NO.

C-A4 & C-12BA

Activity

Active

Operation Mode

Button Control

Speaker System

2.0 Channel

Speaker Material

Wood

Application

Commercial, Home

Certification

CE, RoHS

Monitor

LCD Screen

THD

<0.005%

Model

C-A4

Frequency Response

150Hz-20kHz

Impedance

8ohms

Long-Term Power(RMS)

60W

Power Peak Handing

120W/5min

Sensitivity

95dB(2.83V/M)

Connection

2* Nl 4 Speakon

Drivers

Neodymium

Passive

Active

Enclosure Construction

Aluminum

Cabinet Surface Treatment

Black Painting

Color

Black White

Power

AC 220V

Low Drivers

4*3 Inch

High Drivers

1*1.3 Inch

Transport Package

Carton

Specification

141*137*150mm

Trademark

Seer Audio

Origin

Guangzhou

HS Code

8518220000

Key features

Aluminum Alloy Enclosure: Lightweight and durable aluminum alloy construction for portability.

High Power Output: 250W RMS long-term power with 500W peak handling capacity.

OEM/ODM Support: Accepts custom logo and company information on products or packages.

Professional Grade Sound: 95dB sensitivity and <0.005% THD for clear, high-fidelity audio.

Versatile Application: Suitable for churches, multi-purpose halls, and moving performances.

Flexible Customization: Offers full, minor, and flexible customization from samples or designs.

Certified Quality: CE and RoHS certified, ensuring safety and environmental compliance.

Low MOQ: Minimum order quantity is just one unit for easy trial orders.

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: ≤7.67h

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.