
AIYIMA A70 Mono Class D Power Amplifier
Key Features
- Working method: Class D Mono Amplifier
- Output power: 300W @ 4Ω (Mono)
- Total Harmonic Distortion: 0.001%
- Dynamic Range :> 116dB
- Frequency response: 20Hz–20kHz
- Input: RCA and XLR inputs, Subwoofer output
Cash / Online Payment · EMI Available
Specification
Amplifier
Amplifier Class
Class D
Power Chip/IC
TPA Series
Output Impedance
4-8 Ohms
Input Voltage
24V-48V DC
Colour
Black
Description
AIYIMA A70 Mono Class D Power Amplifier Price in Bangladesh
The AIYIMA A70 Mono Class D Power Amplifier is a high-performance single-channel audiophile-grade amplifier designed for users who demand powerful, precise, and distortion-free sound reproduction. Built with the advanced Texas Instruments TPA3255 chipset and premium NE5532 op-amp architecture, this amplifier delivers outstanding clarity, deep bass control, and professional-level audio performance.
At Audio Phonic, we offer the AIYIMA A70 Mono to users in Bangladesh who want to build serious HiFi systems, especially for subwoofer control, mono high-power setups, or multi-amplifier home theater configurations.
This mono amplifier is not just about power; it is about precision, control, and high-fidelity sound reproduction with extremely low distortion and wide dynamic range.
Overview of AIYIMA A70 Mono Amplifier
The AIYIMA A70 Mono is designed for audiophiles who prefer separate channel amplification for maximum sound control and performance optimization. Unlike stereo amplifiers, a mono amplifier allows dedicated power delivery to a single speaker or subwoofer, ensuring better clarity and deeper impact.
This amplifier is ideal for:
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High-end subwoofer systems
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Home theater mono channel expansion
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Professional audio setups
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Multi-amp HiFi configurations
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Custom stereo + subwoofer systems
Its compact design and powerful internal architecture make it suitable for both home and studio use.
Exceptional Audio Quality for Audiophiles
The AIYIMA A70 is engineered with a focus on sound purity and precision.
Crystal-Clear Sound Output
Using professional-grade components, this amplifier ensures:
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High-resolution audio clarity
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Deep bass reproduction
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Balanced mid and high frequencies
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Natural sound staging
Ultra-Low Distortion Performance
With a distortion level of just 0.001%, the A70 delivers:
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Clean audio output even at high volume
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No unwanted noise interference
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Accurate signal reproduction
High Signal-to-Noise Ratio
The amplifier offers:
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≥116dB SNR on XLR input
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96dB SNR on RCA input
This ensures a silent background and professional-grade listening experience.
Powerful TPA3255 Class D Amplification Technology
At the heart of the AIYIMA A70 is the TI TPA3255 Class D amplifier chip.
High Power Output Capability
The amplifier delivers:
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300W output at 4Ω (mono mode)
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Stable performance at 2–8Ω impedance range
PurePath Ultra-HD Technology
This technology ensures:
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High efficiency power delivery
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Minimal heat generation
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Improved sound accuracy
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Enhanced dynamic response
Ideal for High-Power Audio Systems
The A70 can easily drive:
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Subwoofers
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Large passive speakers
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Home theater bass channels
Premium Audio Circuit and Op-Amp Architecture
The AIYIMA A70 uses NE5532 and supports multiple upgradeable op-amps.
Replaceable Op-Amp Support
Compatible op-amps include:
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OPA2604
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OPA2134
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LM4562
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OPA1612
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JRC5532
Benefits of Op-Amp Customization
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Personalized sound tuning
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Improved audio character
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Enhanced clarity and detail
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Audiophile customization flexibility
Flexible Input Connectivity Options
The amplifier supports multiple professional-grade inputs.
Available Inputs
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RCA input
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XLR balanced input
Benefits of Balanced Input
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Reduced noise interference
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Better signal transmission
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Professional audio compatibility
Wide Device Compatibility
The A70 works with:
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DACs
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Pre-amplifiers
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Computers and laptops
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CD players
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Mobile devices
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Audio decoders
Subwoofer Control and Advanced Audio Features
The AIYIMA A70 is designed for precise bass and subwoofer management.
Adjustable Subwoofer Output
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Frequency range: 40Hz–200Hz
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Sub output sensitivity: 2V
Dual Mode Operation
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Full-range output mode
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Subwoofer dedicated mode
Gain Control Function
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RCA gain boost: 6dB
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Flexible input sensitivity adjustment
Professional Audio Performance Specifications
Technical Performance
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THD: 0.001%
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Frequency response: 20Hz – 20kHz (±0.5dB)
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Input sensitivity:
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RCA low gain: 2Vrms (26dB)
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RCA high gain: 1Vrms (32dB)
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XLR: 4Vrms (19dB)
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Power Supply Requirements
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DC 24V–48V
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Optimized for stable high-power performance
Elegant and Compact Design
The AIYIMA A70 features a modern industrial design.
Premium Metal Build
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Solid aluminum chassis
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Durable construction
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Heat-efficient design
Space-Saving Form Factor
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Compact size
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Easy desktop or rack placement
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Minimal installation space requirement
12V Trigger and System Integration
The amplifier supports 12V trigger input.
Smart System Features
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Auto power synchronization
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Home theater system integration
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Multi-device coordination
Ideal Applications of AIYIMA A70 Mono Amplifier
Home Theater Systems
Perfect for powering subwoofers or dedicated channels.
HiFi Audiophile Systems
Used in high-end stereo setups for precision sound control.
Studio Audio Setup
Ideal for sound engineers and professional monitoring.
Custom Multi-Amp Systems
Can be paired with other amplifiers for advanced setups.
Why Buy AIYIMA A70 from Audio Phonic
Audio Phonic is a trusted source for premium audio equipment in Bangladesh.
100% Genuine Products
We guarantee authentic AIYIMA products.
Best Price in Bangladesh
Competitive pricing for audiophile-grade equipment.
Professional Audio Guidance
We help customers build the perfect audio setup.
After-Sales Support
Reliable assistance for setup and usage.
AIYIMA A70 Technical Specifications Summary
Audio Performance
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THD: 0.001%
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SNR: up to 116dB
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Frequency response: 20Hz–20kHz
Power Output
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300W @ 4Ω (Mono)
Connectivity
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RCA and XLR inputs
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Subwoofer output
Build Quality
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Aluminum chassis
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Compact design
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Audiophile-grade components
Frequently Asked Questions (FAQs)
What is AIYIMA A70 used for?
It is used for mono channel amplification in HiFi systems, subwoofers, and home theaters.
Does it support subwoofers?
Yes, it has dedicated adjustable subwoofer output.
Can I use it with a stereo amplifier?
Yes, it is designed for multi-amp system integration.
Is it suitable for home theater systems?
Yes, it is ideal for dedicated channel or subwoofer amplification.
What is the power output of AIYIMA A70?
It delivers up to 300W at 4Ω in mono mode.
Can I upgrade the sound quality?
Yes, it supports replaceable op-amps for sound customization.
Does it support balanced input?
Yes, it supports both RCA and XLR inputs.
Where can I buy AIYIMA A70 in Bangladesh?
You can purchase it from Audio Phonic with authentic warranty and support.
Final Thoughts
The AIYIMA A70 Mono Class D Power Amplifier is a powerful, precision-engineered audio solution designed for audiophiles who want maximum control and clarity in their sound system. With ultra-low distortion, high power output, and professional-grade components, it stands out as one of the best mono amplifiers in its category.
At Audio Phonic, we highly recommend the A70 for users who want to build high-performance audio systems with deep bass control and studio-level clarity.



















