What is your sample policy?

We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the freight.

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Yes, we have 100% test before delivery. We make sure our good quality.

Vk Brand Audio Professional Audio Single 18-Inch Compact Line Array PA Speaker Subwoofer La18s

Name: Vk Brand Audio Professional Audio Single 18-Inch Compact Line Array PA Speaker Subwoofer La18s
Brand: Guangzhou Ruifeng Intelligence Technology Co., Ltd
SKU: 840923365

Guangdong, ChinaGuangzhou Ruifeng Intelligence Technology Co., Ltd

US$500.00-700.00

2 Pieces

Sample price:US$699.00/piece.Request sample

Product profile

Customization

Available

Amplification Type

Passive

Speaker Material

Wood

Model NO.

LA18S

Usage

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

Adjusting Method

by PC,Panel

Sound Channel

Non-Direction

Structure

Bass Reflex Enclosure

Function

Cable

SNR

Passive

System Type

Single 18" Subwoofer

Sensitivity(1W/1m)

99dB

Frequency Response

45Hz~320Hz(±3dB)/42.5Hz~900Hz(-10dB)

Power Rating(AES)

500W

Spl(Continue/Peak)

122.8dB/130.3dB

Nominal Impedance

8Ω

Thd

≤1.604%(355Hz)

Lf

1×18''

Dimension(H×w×d)

500×738×495mm

Weight

43kg

Transport Package

Carton Box or Flight Case

Specification

500× 738× 495mm

Trademark

Origin

China

HS Code

8518220000

Production Capacity

1500PCS/Month

Key features

High Power Output: 500W AES power rating with 130.3dB peak SPL for powerful sound.

Wide Frequency Response: 45Hz~320Hz response covers ultra-low frequencies effectively.

Versatile Installation: Supports hanging or ground stacking with LA308 line array speakers.

OEM/ODM Support: Professional manufacturer welcomes custom designs and OEM services.

Quality Assurance: 100% tested before delivery with CE, RoHS, and SGS certifications.

Fast Delivery: 3-7 days for stock items; fast production for new orders.

Durable Construction: Wooden bass reflex enclosure ensures robustness for stage use.

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

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.