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Premium Digital & Analog
Power Amplifier Manufacturer

Dolsi Audio Equipment Co., Ltd delivers high-performance, reliable audio amplification solutions trusted by professionals worldwide. Engineered for stability, power, and precision.

Explore Products Learn About Us

About DolsiPro

Our brand name DOLSI is phonetically inspired by the Chinese Pinyin "douniushi," meaning matador. Like the matador — a symbol of confidence, artistry, and power — Dolsi embodies precision, strength, and elegance in audio engineering.

Founded on the principles of being people-oriented, pragmatic, and trustworthy, we place quality and customer satisfaction at the core of everything we do. We believe there is no “best” — only continuous improvement.

Quality First, Customer First
Service Success Philosophy
Global Distribution & Support
DolsiPro Factory

Factory Tour

Our modern manufacturing facility in Guangzhou, China is equipped with advanced production lines and automated testing systems. We maintain strict control over every stage — from PCB assembly to final packaging.

Skilled technicians and engineers ensure each amplifier meets rigorous international standards before shipment.

Quality Control

Dolsi adheres to a full-cycle quality control process. Every product undergoes multiple inspection stages including:

  • Incoming material verification
  • In-process functional testing
  • Final burn-in and stress testing
  • Packaging and shipping inspection

Our Products

Explore our range of professional-grade digital, analog, and multi-channel power amplifiers designed for live sound, installations, and studio environments.

8 Channel Class D Digital Power Amplifier

8 Channel Class D Digital Power Amplifier

300W x 8 at 8Ω | Stable 2U design | Ideal for distributed audio systems

  • Channels: 8
  • Power: 300W x 8 @ 8Ω
  • Form Factor: 2U Rack Mount
  • Series: M8200
Multi-Channel FP Series Amplifier

Multi-Channel Professional FP Series

4–8 channels | High stability | Class H/Class D hybrid

  • Channels: 4 or 8
  • Power: 600–1300W per channel @ 8Ω
  • Series: FP Series
  • Use Case: Live Events, Installations
Class D Digital Amplifier Board

Class D Digital Amplifier Board Set

500W–1000W modules | High stability | OEM/ODM ready

  • Power: 500W–1000W
  • Type: Module/Board Set
  • Efficiency: >90%
  • Cooling: Advanced heat dissipation
2U SMPS Power Amplifier

2U SMPS Power Amplifier

2–4 channels | 400W–1200W | Lightweight switch-mode design

  • Channels: 2 or 4
  • Power: 400W–1200W per channel
  • Weight: Light compact design
  • Series: DH Series
Eight Channel Digital Amplifier M8200

Eight Channel Digital Amplifier M8200

Patented design | Brushed front panel | 300W x 2 @ 8Ω

  • Channels: 8
  • Output: 300W x 2 @ 8Ω
  • Height: 2U (88mm)
  • Color: Black with brushed panel
XT Series 2 Channel Amplifier

XT Series 2 Channel Power Amplifier

800–1800W @ 8Ω | Class H | High stability cooling

  • Channels: 2
  • Power: 800–1800W per channel @ 8Ω
  • Distortion: Low THD
  • Cooling: Optimized heat sink system
1U 4 Channel Class D PFC Amplifier

1U 4 Channel Class D PFC Amplifier

4x580W–1650W @ 4Ω | PFC Built-in | 90–264V wide voltage

  • Channels: 4
  • Power: 4x1650W max @ 4Ω
  • Voltage: 90–264V AC (auto-switching)
  • Feature: Power Factor Correction (PFC)
TD1300 2U Power Amplifier

TD1300 2U Power Amplifier

1300W @ 8Ω / 2000W @ 4Ω | Dual channel | High power density

  • Channels: 2
  • Power: 1300W @ 8Ω, 2000W @ 4Ω
  • Form: 2U Rack Mount
  • Series: TD Series
View All Products

Why Choose DolsiPro?

Reliability & Stability

Engineered for 24/7 operation with advanced thermal management and protection circuits to ensure long-term performance.

High Power Efficiency

Class D and SMPS technologies deliver maximum output with minimal energy loss, reducing heat and power consumption.

Modular & Serviceable

Patented PCB modules allow for easy maintenance and replacement, minimizing downtime and service costs.

10+
Years in Market
60+
Countries Served
500K+
Units Shipped
99.3%
Customer Satisfaction

Frequently Asked Questions

What is the difference between Class D and Class H amplifiers?

Class D amplifiers use switching technology for high efficiency and low heat. Class H amplifiers dynamically adjust supply voltage to improve efficiency while maintaining analog fidelity.

Do you offer OEM/ODM services?

Yes, DolsiPro provides full OEM and ODM support including custom branding, PCB design, and packaging solutions.

What is PFC and why is it important?

Power Factor Correction (PFC) improves electrical efficiency and ensures stable operation across wide voltage ranges (90–264V), ideal for international use.

Are your amplifiers suitable for outdoor use?

Our amplifiers are designed for indoor professional environments. For outdoor installations, proper enclosure and climate control are recommended.

Get in Touch

For inquiries, quotes, or technical support, visit the official DolsiPro website to connect with our team.

Visit Official Website

Business Phone (Working Time): 86-20-36751499

After Hours Contact: 86-20-36751499-18929536409

Fax: 86-20-36751499

Address: No.22 Daban Industrial Street 1, Daban Industrial District, Tinggen Village, Shatou, Shiqiao, Panyu District, Guangzhou, China

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