Commercial Sound Reinforcement and Stage Speaker Systems for High-Power Professional Dual-Channel Stereo Audio Power Amplifier
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Product Details
| Customization: | Available |
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| Type: | Professional Amplifier |
| Usage: | KTV System |
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Basic Info.
- Model NO.
- PS300
- Used For
- Professional
- Tube Type
- Transistor Amplifier
- Function
- Amplifier Combined
- Sound Channel
- 2.1
- Output Number
- 4
- Voltage
- AC 220V
- Element Number
- Monoamplifier
- Conductive Mode
- AB
- 8ω Stereo Power
- 300W*2
- 4ω Stereo Power
- 400W*2
- Sensitivity (Rated Power 8 Ohms)
- 0.775V
- Net Weight
- 6.5kg
- Payment Terms
- FOB/CIF/EXW
- Transport Package
- Durable Double Cartons or Flight Case
- Specification
- 308*485*44mm
- Trademark
- DOMC or OEM
- Origin
- Made in China
- HS Code
- 8518210000
- Production Capacity
- 10000pieces/Month
Packaging & Delivery
- Package Size
- 32.00cm * 50.00cm * 5.00cm
- Package Gross Weight
- 7.000kg
Product Description
Certifications



Product Description
Product Name | PS300 | Harmonic Distortion (THD) (20Hz - 20kHz) | <0.5% |
Signal-to-noise ratio (below rated power 20Hz to 20kHz, A-weighted) | >100dB | Intermodulation Distortion (4:1 at 60Hz and 7kHz to -30dB) | ≤0.35% |
Slew rate | > 10V/us | Dimensions (length * width * height) | 308mm*485mm*44mm |
Voltage gain | 33dB | Frequency response (1W, 20Hz - 20kHz) | 0 dB, -1 dB Crosstalk (power rating): 1kHz: -75 dB |
Net weight | 6.5KG | Shipping Weight | 7KG |










PS300
High-power dual-channel output delivers strong and stable performance at both 8Ω and 4Ω loads.
Low distortion and high signal-to-noise ratio ensure clear, accurate sound reproduction.
Rugged 1U rack-mount design with efficient cooling supports long-term professional operation.
Ideal for stage, commercial audio, and sound reinforcement systems.
Low distortion and high signal-to-noise ratio ensure clear, accurate sound reproduction.
Rugged 1U rack-mount design with efficient cooling supports long-term professional operation.
Ideal for stage, commercial audio, and sound reinforcement systems.
After Sales Service


Packaging & Shipping

Company Profile
Weifang Dongmei Audio Co., Ltd. is a comprehensive audio-visual technology company with
professional audio technology at its core. Integrating its own brand DOMC, ODM, and OEM, it focuses on providing professional, high-quality audio solutions. Through years of development, we have witnessed together with you that Weifang Dongmei Audio Co., Ltd. has become a leading comprehensive technology enterprise in the industry.
As a company with outstanding comprehensive capabilities, we not only possess professional integrated technical capabilities but also have independent R&D capabilities and have won numerous technology patents. In addition to providing professional customization and R&D services tailored to customer needs, we can also provide comprehensive support. "Creating the most beautiful sound for you."
Weifang Dongmei Audio Co., Ltd. mainly undertakes audio, lighting, and video system engineering projects for stadiums, theaters, hotels, multi-functional halls, conference rooms, lecture halls, nightclubs, KTV rooms, cinemas, exhibition halls, background music, television stations, performances, and various low-voltage integration projects. Our projects cover a wide range of fields, including national government agencies, large state-owned enterprises, stadiums, schools, star-rated hotels, and entertainment venues.
We always adhere to the philosophy of "quality first, service foremost" and continuously pursue excellence. Our team comprises experienced professionals with strong technical skills and extensive engineering experience. We will provide you with the most suitable audio-visual solution for your needs and safeguard your project.
As a company with outstanding comprehensive capabilities, we not only possess professional integrated technical capabilities but also have independent R&D capabilities and have won numerous technology patents. In addition to providing professional customization and R&D services tailored to customer needs, we can also provide comprehensive support. "Creating the most beautiful sound for you."
Weifang Dongmei Audio Co., Ltd. mainly undertakes audio, lighting, and video system engineering projects for stadiums, theaters, hotels, multi-functional halls, conference rooms, lecture halls, nightclubs, KTV rooms, cinemas, exhibition halls, background music, television stations, performances, and various low-voltage integration projects. Our projects cover a wide range of fields, including national government agencies, large state-owned enterprises, stadiums, schools, star-rated hotels, and entertainment venues.
We always adhere to the philosophy of "quality first, service foremost" and continuously pursue excellence. Our team comprises experienced professionals with strong technical skills and extensive engineering experience. We will provide you with the most suitable audio-visual solution for your needs and safeguard your project.

FAQ
Q1: What speaker impedance does this power amplifier support?
A:This amplifier supports both 8Ω and 4Ω speaker loads, delivering stable and reliable output in stereo mode
A:This amplifier supports both 8Ω and 4Ω speaker loads, delivering stable and reliable output in stereo mode
Q2: Is this amplifier suitable for long-term continuous operation?
A:Yes. The amplifier features a rugged design and efficient cooling system, making it suitable for long-term professional use.
A:Yes. The amplifier features a rugged design and efficient cooling system, making it suitable for long-term professional use.
Q3: Does this amplifier provide good sound quality at high power levels?
A:Yes. With low THD and a high signal-to-noise ratio, it maintains clear and accurate sound even at high output levels.
A:Yes. With low THD and a high signal-to-noise ratio, it maintains clear and accurate sound even at high output levels.
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