What certifications does the product have?

The product holds CE and RoHS certifications.

What is the lead time for production?

The average lead time is within 15 workdays for both peak and off-season.

What is the input impedance?

The input impedance is Line: 20K Ohms.

15inch Passive and Active Subwoofer Speaker PRO Audio Speaker Box K115b/K115bas

Name: 15inch Passive and Active Subwoofer Speaker PRO Audio Speaker Box K115b/K115bas
Brand: DONGGUAN FDB AUDIO MANUFACTURE CO .,LTD
SKU: 796001822

Guangdong, ChinaDONGGUAN FDB AUDIO MANUFACTURE CO .,LTD

US$1.00-3,000.00

1 Piece

Product profile

Customization

Available

Speaker Material

Plywood

Power Amplifier

700W (4 Ohm)+700W (4 Ohm)

Model NO.

K115B/K115BAS

Input Type

Balanced Differential Line

Input Impedance

Line:20K Ohms

Frequency Response(-3dB)

40Hz-300Hz

Woofer

1X15"(385mm)/4" Voice Coil Woofer

Maximum Spl

126dB Continuous, 132dB Peak

Transport Package

Carton Box

Specification

740x495x695mm

Trademark

FDB

Origin

Dongguan, China

HS Code

85182100

Production Capacity

5000PCS/Month

Key features

High Power Amplification: Features dual 700W amplifiers (4 Ohm) for robust audio output.

DSP Technology: Built-in DSP with sub and full-range output adjustment functions.

Wide Frequency Response: Delivers 40Hz-300Hz frequency response with 126dB continuous SPL.

Professional Build Quality: Constructed with plywood and high-grade imported voice coils and diaphragms.

Versatile Applications: Ideal for churches, moving performances, and multi-purpose halls.

OEM/ODM Support: Factory offers custom OEM and ODM services for professional audio.

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

Experienced Engineering: Backed by 20+ years of pro audio expertise and R&D experience.

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.