What is the frequency response range?

The frequency response range is 10Hz to 40KHz, ensuring broad audio coverage.

Class D D-Class Dual Voice Coil Car Audio Subwoofer Amplifier with DSP

Name: Class D D-Class Dual Voice Coil Car Audio Subwoofer Amplifier with DSP
Brand: Guangzhou Yuexiu District Yihua Auto Supplies Firm
SKU: 2001857805

Guangdong, ChinaGuangzhou Yuexiu District Yihua Auto Supplies Firm

US$63.00

50-99 Pieces

US$58.00

100+ Pieces

Sample price:US$65.00/piece.Request sample

Product profile

Customization

Available

Type

Professional Amplifier

Usage

Hi-Fi

Model NO.

c4321

Used For

Professional

Tube Type

Tube Amplifier

Function

Amplifier Combined

Sound Channel

4CH

Output Number

Voltage

12V

Element Number

Monoamplifier

Conductive Mode

Name

Amplifier

Max Power

85W

Channal

4CH

Monoblock

Class Ab

Colour

Black

Transport Package

Mono

Specification

45*32*12

Trademark

yiyelang

Origin

China

Production Capacity

500/Month

Key features

High Power Output: Delivers 90W output power with 105dB signal-to-noise ratio for clear audio.

Efficient Heat Dissipation: Aluminum alloy housing with cooling holes ensures fast heat dissipation and stability.

Advanced Sound Quality: Features Black Diamond capacitors and 3D surrounds for immersive, mellow sound.

Robust Safety Protection: Includes automatic fuse disconnection and protective equipment against short circuits.

Compact Design: Small size with high power, measuring 300*220*50 MM and weighing 2100 G.

Wide Frequency Response: Supports frequency range from 10Hz to 40KHz for comprehensive audio coverage.

Company profile

Guangzhou Yuexiu District Yihua Auto Supplies Firm

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 1997-02-28Nearest Port: GUANG ZHOUAverage Response Time: ≤4.33hTerms of Payment: T/T, Western UnionInternational Commercial Terms(Incoterms): EXW

AI-Powered supplier vetting

SummaryThe supplier is a China-based limited trading company in Guangzhou, Guangdong, identified as both a trading company and manufacturer/factory. It supplies a broad range of car audio and related electronic products, including speakers, subwoofers, amplifiers, wiring kits, and power capacitors. The supplier reports exporting since 1997 and serving markets across multiple regions. Evidence indicates four production lines, 11–20 years of R&D engineer experience, and 41–50 quality-control staff. It states that products can be made according to customer samples, supporting customization. However, the provided information does not establish any certifications, after-sales service system, customer cases, or sufficient non-financial evidence to assess financial credibility.

Supplier typeThe supplier is identified as a limited company located in Guangzhou, China, with its business type described as both "Trading Company" and "Manufacturer/Factory." Its associated-company industry is wholesale and retail, and it operates in auto parts and electrical/electronic products.

R&D capabilityThe supplier states that it emphasizes technology innovation and scientific management, and reports 11–20 years of total R&D engineer experience. Its product range includes multiple car-audio formats and components, providing some direct support for product-development capability, although no specific patents or independently verified innovations are listed.

Production capacityThe supplier is described as a manufacturer/factory as well as a trading company and reports operating four production lines, with 41–50 quality-control staff. Its export activity since 1997 and stated annual production output further support operating experience, although capacity utilization and production-site verification are not provided.

Customization capabilityThe supplier explicitly states that it can offer products according to customer samples. This is direct evidence of sample-based customization for its car-audio and car-video product range.