What certifications does the product have?

The product holds CE and RoHS certifications.

What is the input type?

It supports balanced differential line input.

Single 12" Active Subwoofer Professional Speaker

Name: Single 12" Active Subwoofer Professional Speaker
Brand: DONGGUAN FDB AUDIO MANUFACTURE CO .,LTD
SKU: 748747205

Guangdong, ChinaDONGGUAN FDB AUDIO MANUFACTURE CO .,LTD

US$1.00-3,000.00

1 Piece

Product profile

Customization

Available

Power Amplifier

800W

Input Type

Balanced Differential Line

Model NO.

K112AS

Input Impedance

Line:20k Ohms

Frequency Response(-3db)

40Hz-150Hz

Woofer

1X12"(300mm)/3" Voice Coil Woofer

Maximum Spl

123db Continuous, 129db Peak

Transport Package

Carton Box

Specification

595x405x620mm

Trademark

FDB

Origin

Dongguan, China

HS Code

85182100

Production Capacity

5000PCS/Month

Key features

DSP with Dual Output: Features DSP with sub and full range output adjustment for versatile system integration.

High Power Amplifier: Equipped with 800W power amplifier for robust audio performance.

Wide Frequency Response: Delivers deep bass with 40Hz-1150Hz frequency response range.

High SPL Output: Achieves 123dB continuous and 129dB peak sound pressure level.

Balanced Input Interface: Supports balanced differential line input with 20k ohms impedance.

ISO 9001 Certified: Manufactured under strict ISO 9001:2008 quality management standards.

OEM/ODM Services: Offers custom manufacturing services with 10 R&D engineers available.

Fast Lead Time: Average production time within 15 workdays for both peak and off-peak seasons.

Company profile

DONGGUAN FDB AUDIO MANUFACTURE CO .,LTD

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤24h CertifiedTerms of Payment: LC, T/T, Small-amount payment CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR, EXW

AI-Powered supplier vetting

SummaryThe supplier is a China-based professional audio manufacturer with operations in Dongguan, Guangdong, and reported establishment dates of 2006 and 2010 in different records. Its stated product scope includes professional transducers, speaker cabinets, amplifiers, processors, horns, and related accessories. Evidence indicates a 7,500 m² manufacturing plant, 98 employees, advanced production and testing equipment, 10 R&D engineers, and ISO9001:2015 and ISO14001:2015 certifications. The company reports cooperation with BOSE, Thoman, and Proel in developing models, as well as positive customer feedback regarding quality stability, reliability, and consistency. However, the records contain inconsistent legal/company names and entity classifications, and provide insufficient evidence regarding after-sales processes, financial credibility, and formal customization services.

Supplier typeThe records identify the supplier as a manufacturing-oriented company in the professional audio sector, with a Dongguan manufacturing address, a 7,500 m² plant, and products including transducers, cabinets, amplifiers, and processors. However, one record classifies the company as a trade company, while another identifies a limited manufacturing company, so the exact legal and operating classification is inconsistent.

CertificationsThe supplier explicitly reports ISO9001:2015 and ISO14001:2015 certifications, and also describes a formally enforced quality management system. This provides direct evidence of certified quality and environmental management systems.

R&D capabilityThe supplier reports dedicated R&D activity, 10 R&D engineers, advanced technology and testing equipment, development cooperation with materials and accessories manufacturers, and joint model development with BOSE, Thoman, and Proel. These details directly support meaningful product-development capability.

Production capacityEvidence supports in-house manufacturing of professional audio products, including a 7,500 m² plant, 98 employees, advanced production equipment, testing apparatus, and a broad product range. The supplier also describes established quality-control processes, indicating a substantive production operation.

Client casesThe supplier explicitly states that it cooperated with BOSE, Thoman, and Proel on new-model development, and reports positive feedback from local and overseas customers regarding stable quality, reliability, and consistency. These are direct customer-related references, although the records do not provide project details, dates, or independently verified case documentation.