SMSL A300 HiFi Power Amplifier BTL Mode Bluetooth 5.0 2.1 Subwoofer 165W x 2 Class D Integrated Amp SDB Sound Effects Hi-Res Digital Audio Receiver with Remote Control THD+N 0.004%

Price: $149.99 - $247.00
(as of Jun 02, 2025 02:41:21 UTC – Details)

From the brand

About The Aunis Hifiman

Aunis Hifiman is an authorized dealer of SMSL.Topping.Gustard that supplies audio DAC, headphone balanced power amp preamp.

About The SMSL

SMSL established in 2009 and is located in Shenzhen, China. The company is a leading manufacturer of audio DACs, power amplifiers, and stereo headphone amplifiers, with own R&D, manufacturing, and marketing teams. They have about 10 middle and senior engineers with rich experience in product development and professional management to ensure that each product is of the highest quality and performs excellently.

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CS43131 DAC chip.Supporting transmission to MQA DAC3.5mm headphone outputSlot-in mechanism components.Optical and coaxial output

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2-channel Hi-Fi digital amplifier[MA12070] x2 amplifier chipsBluetooth 5.0 2x70W 4 ohm

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USB Bluetooth 5.0 Subwoofer 2.1 System.BTL mode, enjoy more power through subwoofer preamp output.MA5332MS chip 2x160W 4 ohms.

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Precision Access Servo System (P.A.S.S.):Features fast response and accurate reading.Support MQA full decoding .Clock input and output.

SMSL PL200 MQA-CD Palyer

Hi-End CD solution, support MQA-CD. MQA full decoding.Bluetooth 5.1Flagship DAC chip AK4499EX, measured distortion as low as 0.00006% .

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USB MQA DACBalanced Headphone Amp

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Flagship DAC chip 1 AK4191+ 1 AK4499EX.Support MQA decoding, MQA-CD.Distortion as low as a staggering 0.00006% (-124dB).

Our work goal and services purpose:

We are committed to providing excellent products and services to each customer.

Our goal is to make audiophile sound accessible to everyone and push the boundaries of music technology. AUINS has partnered with S.M.S.L to bring you quality products online at the best prices.

What services do we offer our customers

1. All SMSL products you buy from our store are 100% authentic.

2.We provide 24-hour online service, if you have any questions, Welcome to reach out to us at any time.

3.1 year or more from the date of purchase Pledge (depending on the product).

Volume Control & BTL: SMSL amplifier uses the Japanese NJRC company’s NJW1194 electronic volume control chip. This precision chip delivers accurate volume control and ultra-low distortion, ensuring pure, unaltered sound quality. It is a powerhouse amplifier that utilizes the latest BTL (Bridge-Tied Load) technology, ensuring top-notch quality, exceptional efficiency, and minimal energy consumption.
SMSL A300 Amplifier: The Audio amp uses German Infineon’s new digital high-power amplifier chip MA5332MS has high efficiency and low energy consumption. The stereo mono amplified mode has a powerful output power rating of up to 165W in a 4Ω load. Even with a high impedance load of 8Ω, the A300 produces 85W of clean power per channel. Make the sound clearer, fuller, and more textured.
Multiple Input Terminals:Bluetooth amplifier supports RCA, USB, bluetooth 5.0 input.Wireless bluetooth 5.0 reception, better sound quality, and stable signal. Bluetooth amplifier is suitable for smartphones, tablets, and other device connections. A large number of audiophile-grade audio components are used to improve the subjective sense of hearing.
Can Form A 2.1 Audio System: With a dedicated subwoofer signal pre-output, connecting an active subwoofer to form a 2.1 system is made effortless. 8 preset EQ options, and treble/bass adjustment for easy matching of a variety of speakers and music. The built-in SMSL SDB patented sound and treble/bass adjustment provide unprecedented flexibility in matching this amplifier with a wide variety of speakers and music types.
Desktop Audio Amplifier: Crafted from aluminum alloy and precision CNC-processed, the A300’s shell features anodizing technology and chamfering processing, resulting in an exquisite finish with a delicate touch. The A300’s thoughtful design and practical features make it an audiophile’s dream come true. The user-friendly operating system is intuitive and easy to understand, complete with a full-featured remote control function for added convenience.