
SMSL A300 Class D 2.0 Integrated Amplifier
Key Features
- Working method: Class D All In One Amplifier
- Output power: 165W x 2 @ 4 Ohms
- Total Harmonic Distortion: 0.004%
- Dynamic Range :>103dB
- Input Impedance: 22k Ohms
- Input: RCA*2/USB
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Specification
Amplifier
Amplifier Class
Class D
Power Chip/IC
Infineon
Output Impedance
4-8 Ohms
Input Voltage
230V AC
Colour
Black
Description
SMSL A300 Class D 2.0 Integrated Amplifier Price in Bangladesh
SMSL SMSL A300 Class D 2.0 Integrated Amplifier is a powerful and modern HiFi amplifier designed for audiophiles who want premium sound quality, excellent efficiency, and versatile connectivity in one compact package. At Audio Phonic, we bring you original SMSL amplifiers in Bangladesh with reliable performance, stylish design, and advanced audio technologies for home entertainment systems.
The SMSL A300 is built using German Infineon’s latest digital high-power amplifier chip, delivering high efficiency, lower distortion, and crystal-clear sound reproduction. Whether you are listening to music, watching movies, or building a professional desktop audio setup, this amplifier provides dynamic performance with rich details and deep bass response.
With Bluetooth 5.0 support, USB and RCA inputs, subwoofer output, tone control, and bridge mode capability, the SMSL A300 offers flexibility for both beginners and experienced audio enthusiasts.
Premium Sound Quality with German Infineon Amplifier Technology
One of the biggest highlights of the SMSL A300 amplifier is the use of German Infineon’s advanced digital amplifier chip technology. This modern Class D amplification system is designed to provide higher efficiency while maintaining exceptional audio clarity and power output.
Traditional amplifiers often generate more heat and consume higher power. However, the SMSL A300 uses an advanced power-efficient architecture that reduces energy consumption while delivering outstanding sound performance. This means users can enjoy clean, detailed, and powerful audio without excessive heat generation.
The amplifier delivers up to 165W x 2 output power, making it suitable for bookshelf speakers, floor-standing speakers, desktop audio systems, and even demanding home audio setups.
Advanced Electronic Volume Control for Precise Audio Adjustment
The SMSL A300 uses the Japanese NJRC NJW1194 electronic volume control chip for accurate and smooth volume adjustment. This premium-grade component helps maintain low distortion levels and ensures balanced sound performance across all volume ranges.
Unlike ordinary analog volume systems, this advanced digital control provides better channel balance and more precise audio tuning. Users can easily enjoy consistent sound quality even at lower listening volumes.
The ultra-low THD+N rating of 0.004% ensures minimal distortion, allowing listeners to hear music with excellent transparency and detail.
Bridge Mode for Higher Power Output
The SMSL A300 can operate in BTL bridge mode, transforming it into a single-channel high-power amplifier. This feature is highly useful for users who want to drive large speakers or create a more powerful audio system.
Bridge mode combines both channels into a single more powerful output, increasing the amplifier’s capability for demanding speaker setups. This makes the SMSL A300 an excellent option for advanced HiFi users and home audio enthusiasts looking for upgrade flexibility.
Built-in Tone Control and SMSL SDB Technology
Audio preferences vary depending on speaker type, room environment, and music genre. The SMSL A300 includes SMSL’s patented SDB sound technology with built-in treble and bass adjustment features.
This allows users to customize the audio according to their listening preferences. Whether you want stronger bass for movies or enhanced vocal clarity for music, the tone controls make speaker matching much easier.
The flexibility of bass and treble tuning helps optimize sound performance for different audio systems without requiring additional external equipment.
Perfect for 2.1 Audio System Setup
The SMSL A300 is more than just a standard stereo amplifier. It includes a built-in high-pass filter circuit and dedicated subwoofer signal pre-output for creating a complete 2.1 channel audio system.
The high-pass filter helps separate low-frequency signals, allowing the main speakers to focus on mid and high frequencies while the subwoofer handles deep bass reproduction. This creates a more balanced and immersive listening experience.
Users can conveniently connect an active subwoofer to enjoy powerful bass response for music, gaming, and home theater entertainment.
Wireless Bluetooth 5.0 Connectivity
Modern users expect wireless audio convenience, and the SMSL A300 delivers with built-in Bluetooth 5.0 technology.
Bluetooth 5.0 offers several important advantages including:
Faster and More Stable Connection
The amplifier provides stable wireless connectivity with reduced signal interruption and better transmission reliability.
Improved Sound Quality
Bluetooth 5.0 ensures better audio quality compared to older Bluetooth versions, allowing users to stream music with greater clarity and lower latency.
Longer Wireless Range
Users can enjoy music from smartphones, tablets, laptops, and other Bluetooth-enabled devices from a longer distance without losing connection quality.
This wireless capability makes the SMSL A300 ideal for modern living rooms, desktop setups, and minimalist audio systems.
Elegant CNC Aluminum Alloy Design
The SMSL A300 features a premium all-aluminum alloy chassis manufactured using CNC precision machining technology.
The anodized finish and chamfered edges provide a modern and luxurious appearance while also improving durability. The compact form factor allows the amplifier to fit easily on desks, TV cabinets, audio racks, and entertainment centers.
Its delicate finish and solid construction reflect the premium craftsmanship SMSL is known for in the HiFi audio industry.
User-Friendly Operation and Remote Control
Ease of use is another major advantage of the SMSL A300 amplifier. The operating system is simple and intuitive, making it suitable for both beginners and experienced users.
The included full-function remote control allows users to adjust volume, switch inputs, and control playback conveniently from a distance.
This adds extra comfort for home audio and entertainment use.
Audiophile-Grade Components for Better Listening Experience
SMSL designed the A300 using high-quality audiophile-grade components to ensure better sound reproduction and long-term reliability.
Premium internal components help improve:
Sound Detail
Users can hear finer musical details and improved instrument separation.
Dynamic Performance
The amplifier delivers better dynamics and natural sound reproduction across different music genres.
Stable Operation
High-quality components improve overall stability and reduce unwanted noise or interference.
These improvements contribute to a more immersive and enjoyable listening experience.
High Quality Gold-Plated Connectors
The SMSL A300 includes gold-plated input and output terminals for better conductivity and signal transmission.
Gold-plated connectors help minimize signal loss and resist corrosion over time, ensuring stable audio performance and long-lasting durability.
This small but important feature enhances the overall reliability of the amplifier.
Multiple Input Options for Flexible Connectivity
The SMSL A300 supports multiple input methods, making it compatible with a wide range of audio devices.
USB Input
Connect computers and laptops directly for digital audio playback.
RCA Input
Ideal for CD players, DACs, media players, and traditional audio devices.
Bluetooth Input
Wireless streaming from smartphones, tablets, and Bluetooth-enabled devices.
These connectivity options make the amplifier versatile for different usage scenarios.
Excellent Technical Performance
The technical specifications of the SMSL A300 demonstrate its high-performance capabilities.
THD+N: 0.004%
Ultra-low distortion ensures cleaner and more accurate sound reproduction.
SNR: 103dB
High signal-to-noise ratio helps reduce background noise and improves audio clarity.
Channel Separation: 85dB
Excellent stereo imaging and instrument separation for immersive listening.
Output Power: 165W x 2
Powerful enough to drive a wide variety of speakers efficiently.
Input Impedance: 22k Ohms
Provides stable compatibility with different audio sources.
These specifications make the SMSL A300 a strong competitor in the modern HiFi amplifier market.
Compact Yet Powerful Amplifier
Despite its powerful performance, the SMSL A300 remains compact and lightweight.
Dimensions
210 × 41 × 198 mm
Weight
1.3 KG
Its small footprint makes it suitable for desktop setups, compact entertainment systems, and minimalist audio environments.
Why Buy SMSL A300 from Audio Phonic
Audio Phonic is a trusted source for premium audio equipment in Bangladesh. We provide original SMSL amplifiers with reliable customer support and competitive pricing.
When you buy from Audio Phonic, you receive:
Genuine Products
We ensure authentic SMSL products with original quality.
Competitive Price in Bangladesh
Affordable pricing for HiFi audio enthusiasts.
Customer Support
Professional support for product information and setup assistance.
Trusted Audio Store
Audio Phonic is committed to delivering high-quality audio solutions for music lovers and professionals.
Who Should Buy the SMSL A300 Amplifier
The SMSL A300 is suitable for various users including:
Music Enthusiasts
Enjoy detailed and immersive music playback.
Home Theater Users
Build a powerful 2.1 entertainment system.
Desktop Audio Users
Perfect for compact high-quality desktop speaker setups.
Audiophiles
Experience premium Class D amplification with modern features.
Speaker Upgrade Users
Power demanding speakers efficiently with strong output capability.
FAQs About SMSL A300 Class D 2.0 Integrated Amplifier
What is the output power of the SMSL A300?
The SMSL A300 delivers up to 165W x 2 output power.
Does the SMSL A300 support Bluetooth?
Yes, it features Bluetooth 5.0 for wireless audio streaming.
Can I connect a subwoofer with the SMSL A300?
Yes, the amplifier includes subwoofer pre-output for creating a 2.1 audio system.
Is the SMSL A300 suitable for bookshelf speakers?
Yes, it works excellently with bookshelf speakers and floor-standing speakers.
Does the SMSL A300 include remote control?
Yes, a full-function remote control is included.
What inputs are available on the SMSL A300?
The amplifier supports USB, RCA, and Bluetooth inputs.
Can the SMSL A300 be used in bridge mode?
Yes, it supports BTL bridge mode for higher single-channel power output.
Is the SMSL A300 energy efficient?
Yes, the advanced Class D amplifier design offers high efficiency with lower energy consumption.
What is the THD+N rating of the SMSL A300?
The THD+N rating is only 0.004%, ensuring very low distortion.
Where can I buy the SMSL A300 in Bangladesh?
You can purchase the original SMSL A300 Class D 2.0 Integrated Amplifier from Audio Phonic in Bangladesh.

















