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Professional Audio Dual 18 Inch Sub Bass

Name: Professional Audio Dual 18 Inch Sub Bass
Brand: Guangzhou Ruifeng Intelligence Technology Co., Ltd
SKU: 853837265

Guangdong, ChinaGuangzhou Ruifeng Intelligence Technology Co., Ltd

Negotiable

1 Piece

Product profile

Customization

Available

Amplification Type

Passive

Speaker Material

Wood

Model NO.

WA218

Usage

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

Adjusting Method

by PC

Sound Channel

Non-Direction

Structure

Bass Reflex Enclosure

Function

Cable

SNR

Passive

System Type

Dual 18"Subwoofer

Sensitivity(1W/1m)

103dB

Frequency Response

35Hz~300Hz(±3dB)/30Hz~350Hz(-10dB)

Power Rating(AES)

1800W

Spl(Continue/Peak)

135.5dB/141.5dB

Transport Package

642.5*930*600mm

Specification

2x18 inch woofer

Trademark

Origin

China

HS Code

8518220000

Production Capacity

500PCS/Month

Key features

High Power Output: 1800W AES power rating with 141.5dB peak SPL for intense bass performance.

Deep Bass Response: Frequency response extends down to 30Hz for powerful low-frequency effects.

Premium Components: Uses imported neodymium magnets and 4-inch voice coils for superior durability.

Versatile Connectivity: Equipped with 2x Neutrik 4-pin sockets for easy hypercardioid connections.

Portable Design: Compact structure with handles and buckles, ideal for touring or fixed install.

Multi-Scene Usage: Suitable for stages, auditoriums, theaters, and home theater systems.

Robust Construction: Wooden bass reflex enclosure with reinforced structure to reduce vibration noise.

Professional Support: 24-hour after-sales service and professional audio system design assistance.

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: ≤15h 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.