What is the maximum SPL output?

The subwoofer delivers a continuous SPL of 127.5dB and a peak SPL of 132.5dB.

18" Self-Powered Subwoofer with DSP Active Sub Bass

Name: 18" Self-Powered Subwoofer with DSP Active Sub Bass
Brand: Guangzhou Ruifeng Intelligence Technology Co., Ltd
SKU: 853824405

Guangdong, ChinaGuangzhou Ruifeng Intelligence Technology Co., Ltd

US$2,000.00-3,000.00

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

Advanced DSP Integration: Built-in Powersoft DSP module ensures optimal performance and intelligent management.

Premium Components: Equipped with B&C 18-inch neodymium LF unit and Powersoft amplifier module.

High Sound Pressure Level: Achieves 127.5dB continuous and 132.5dB peak SPL for powerful audio projection.

Versatile Connectivity: Features Neutrik Powercon, XLR, AES3, and Ethernet ports for flexible setup.

OEM and ODM Services: Customization options available for branding and specific system requirements.

Robust Build Quality: Wood enclosure with bass reflex structure designed for durability and acoustic performance.

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.