What is the maximum sound pressure level (SPL)?

The VTX series achieves a maximum SPL of 146dB, and the G28 subwoofer has a peak SPL of 132dB.

Where is your factory located?

Our factory is located in Baiyun District, Guangzhou, Guangdong, China.

A12 Dual 12 Inch PRO Audio Three Way Line Array Speaker G28 Dual 18 Inch Subwoofer

Name: A12 Dual 12 Inch PRO Audio Three Way Line Array Speaker G28 Dual 18 Inch Subwoofer
Brand: Guangzhou Hao Yang Pro Audio Manufactory
SKU: 2091816415

Guangdong, ChinaGuangzhou Hao Yang Pro Audio Manufactory

US$1,100.00-1,200.00

12 Pieces

Product profile

Noise

≥105dB

Hi-Fi

Activity

Passive

Model NO.

A12

Speaker System

Performance

Speaker Material

Plywood

Application

Commercial

Certification

CE, SGS

THD

<0.005%

Transport Package

Fly Case. Caster Board with Rain Cover

Specification

1223 mm x414 mm x614 mm

Trademark

DIASE

Origin

Guangzhou. China

HS Code

8518220000

Production Capacity

500/Months

Key features

High Power Output: VTX series max SPL 146dB; G28 subwoofer peak power 4000W.

Professional Audio Quality: Hi-Fi performance with THD <0.005% and wide frequency response.

OEM/ODM Support: Custom branding and design services available with 3 R&D engineers.

Fast Lead Time: Off-season delivery within 15 workdays; peak season in one month.

Global Certification: Products certified with CE and SGS standards for safety and quality.

Versatile Application: Designed for commercial use with passive and active system options.

Flexible Payment: Accepts T/T and Western Union for convenient international transactions.

Established Manufacturer: Factory established in 2006 with 700 sqm plant area in Guangzhou.

Company profile

Guangzhou Hao Yang Pro Audio ManufactoryGuangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2009-08-01 CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤24h CertifiedTerms of Payment: T/T, Western Union

AI-Powered supplier vetting

SummaryGuangzhou Hao Yang Pro Audio Manufactory is a privately owned Chinese manufacturer based in Guangzhou, Guangdong, established in 2006. It specializes in professional audio products, including line arrays, loudspeakers, power amplifiers, subwoofers, and sound systems, and reports exporting since 2009. The supplier operates 10 production lines and serves markets across Asia, Europe, Africa, the Americas, Australia, and domestic China. Its stated off-peak lead time is within 15 working days and peak-season fulfillment is one month. The supplier reports three years of R&D engineer experience and 41–50 quality-control staff, but no supplier management-system certification. The available information does not substantiate after-sales capability, financial credibility, customization capability, or specific customer cases.

Supplier typeThe supplier is identified as a privately owned combined business entity and a professional audio manufacturer integrating factory operations, R&D, production, and sales. Its stated product focus includes professional line arrays, loudspeakers, power amplifiers, subwoofers, and sound systems.

CertificationsThe supplier management-system certification field is explicitly recorded as NIL. This indicates no certification is evidenced in the provided information.

R&D capabilityThe supplier states that it integrates research and development and produces different professional line-array series under the DIASE brand. It reports three years of total R&D engineer experience, which supports the existence of R&D activity but provides limited evidence regarding innovation depth or outcomes.

Production capacityThe supplier identifies itself as a factory integrating production and sales, operates 10 production lines, and reports a 700.0 m² manufacturing plant with 41–50 quality-control staff. It also states fulfillment within 15 working days during off-peak periods and one month during peak season, providing explicit evidence of organized production capacity.