Can you tell me your main customers?

That's our customers privacy, we should protect their information. At the same time, please rest assured that your information is also safe here.

What are the main advantages of this product?

Audited by SGS, superior quality, CE/RoHS certified, 2000pcs monthly capacity, fast delivery, and 24-hour after-sales service.

What is the output power specification?

4 ohms: 2000W x 4; 8 ohms: 1000W x 4; 16 ohms: 600W x 4.

Active Line Array Subwoofer 18'' Powered Speaker PRO Audio

Name: Active Line Array Subwoofer 18'' Powered Speaker PRO Audio
Brand: Guangzhou Ruifeng Intelligence Technology Co., Ltd
SKU: 856977395

Guangdong, ChinaGuangzhou Ruifeng Intelligence Technology Co., Ltd

Negotiable

1 Piece

Product profile

Customization

Available

Amplification Type

Active

Speaker Material

Wood

Model NO.

VK10SA

Usage

Stage/DJ, Karaoke, Portable Player, Home Theatre System, Auditorium,Stadium

Adjusting Method

by PC

Sound Channel

Non-Direction

Structure

Bass Reflex Enclosure

Function

Cable

SNR

Professional Speaker

System

Single 18" Subwoofer

Frequency Response

40Hz~200Hz(±2dB)/30Hz~300Hz(-10dB)

Power Rating(AES)

900W

Nominal Impedance

8Ω

Spl(Continuous/Peak)

127.5dB/132.5dB

Speaker Unit

B&C

AMP Module

Powersoft AMP

DSP Module

Powersoft Module

Transport Package

Carton Box or Flight Case

Specification

530*716*600mm

Trademark

Origin

China

HS Code

8518220000

Production Capacity

2000PCS/Month

Key features

High Power Output: 4000W total power with 1000W per channel at 8 ohms.

Built-in DSP Module: Integrated Powersoft DSP for advanced audio processing.

Compact Design: Ultralight 18-inch subwoofer with amazing acoustic performance.

Wide Frequency Response: 30Hz-300Hz range for deep bass and clear sound.

Professional Connectivity: Features Neutrik Powercon, XLR, AES3, and Ethernet ports.

Versatile Applications: Ideal for stadiums, theaters, auditoriums, and touring.

Reliable Construction: Wood enclosure with 18-inch neodymium LF unit.

OEM/ODM Support: Professional manufacturer supporting custom designs.

Company profile

Guangzhou Ruifeng Intelligence Technology Co., Ltd

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2018-03-29 CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤18h CertifiedTerms of Payment: T/T, Western Union

AI-Powered supplier vetting

SummaryGuangzhou Ruifeng Intelligence Technology Co., Ltd. is a China-based limited company established in 2015 and focused on professional audio products, including line array speakers, full-range speakers, monitors, subwoofers, amplifiers, and processors. The supplier reports an integrated R&D, manufacturing, distribution, design, and technical-consultation capability, with six production lines, 11 years of combined R&D engineer experience, and 21–30 quality-control staff. It reports a one-month peak- and off-peak lead time and production information of 20,000 line array speakers. OHSAS18001:2007 and other management-system certifications are stated, but the certification scope is not detailed. Evidence supports product development and manufacturing capability, while customer references, detailed after-sales procedures, customization examples, and broader financial credibility remain insufficiently documented.

Supplier typeThe supplier is a limited company based in Guangdong, China, operating as an integrated professional sound and lighting business. Its stated activities cover R&D, manufacturing, distribution, design services, technical consultation, and related technical services, with products spanning professional audio equipment.

CertificationsThe supplier states that it holds an OHSAS18001:2007 certificate and other certifications. This provides explicit evidence of at least one management-system certification, although no details are provided on the other certifications or current validity.

R&D capabilityThe supplier reports an R&D center, 11 years of combined R&D engineer experience, and an independent professional sound brand created in 2015. It also states that the subsidiary focuses on intelligent, high-end, professional-grade sound-product R&D, supporting a positive assessment of innovation capability.

Production capacityProduction evidence includes six production lines, two factories within the technology park, reported output of 20,000 line array speakers, and a stated one-month lead time in both peak and off-peak seasons. The supplier also reports a manufacturing plant area of 1,500 square meters, indicating established production capability, although capacity for products other than line array speakers is not specified.

Customization capabilityThe supplier explicitly offers design services and technical consultation and states that it delivers related technical services for professional-grade sound products. These statements support some solution-design capability, but no specific customized-product examples, engineering process, minimum order requirements, or customization scope are provided.