What is the maximum SPL of the K606?

The maximum SPL is 123dB continuous and 129dB peak.

What is the impedance of the speaker?

The nominal impedance is 8 Ohms.

What are the recommended applications for this speaker?

It is designed for churches, moving performances, and multi-purpose halls.

Single 18inch Self-Powered Bass Inside Amplifier Module with DSP

Name: Single 18inch Self-Powered Bass Inside Amplifier Module with DSP
Brand: DONGGUAN FDB AUDIO MANUFACTURE CO .,LTD
SKU: 796003722

Guangdong, ChinaDONGGUAN FDB AUDIO MANUFACTURE CO .,LTD

US$393.00-5,530.00

1 Piece

Product profile

Customization

Available

Speaker Material

Plywood

Frequency Response(-3dB)

80Hz-18kHz

Model NO.

K118B/K118BAS

Woofer

4X6"(150mm)/1.5" Voice Coil Lf

Driver

2X1"(25mm)/1.7" Voice Coil Hf

Rated Power

320W RMS, 1280W Peak

Sensitivity

98dB 1 Watt/1 Meter

Impedance

8 Ohms Nominal

Maximum Spl

123dB Continuous, 129dB Peak

Dispersion(-6dB)

90°X50°

Transport Package

Carton Box / Pair

Specification

1285*340*270mm

Trademark

FDB

Origin

Dongguan, China

HS Code

8518220000

Production Capacity

5000PCS/Month

Key features

High Power Output: 320W RMS and 1280W Peak power for robust performance.

Premium Plywood Build: Constructed with high-quality plywood and polyurea waterproof paint.

Neodymium Drivers: Uses high-quality 6-inch LF and 1-inch HF neodymium drivers.

Wide Frequency Response: 80Hz to 18kHz frequency response for clear audio reproduction.

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

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

High Sensitivity: 98dB sensitivity ensures efficient sound projection.

Professional Brand: Produced by FDB Audio, a specialized PRO audio manufacturer.

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.