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Item #:
199652728
S.M.S.L AS400 HiFi Power Amplifier with Built-in DAC - 165Wx2 Stereo smsl Amplifier for Home Audio, Bluetooth LDAC aptX HD, HDMI-ARC, MM Phono,
88% of respondents would recommend this to a friend
Item #:
199652728
WST 1059
Price Details
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Imported from USA store
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S.M.S.L AS400: Your All-in-One Hi-Fi Audio Hub
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What Stands Out
High Power Output
Delivers 165W per channel, ensuring powerful audio performance for home setups and immersive sound experiences that elevate music and movie enjoyment.
Advanced Connectivity
Equipped with Bluetooth LDAC and aptX HD for high-resolution streaming, plus HDMI-ARC for easy integration with modern TVs and devices, enhancing versatility and user convenience.
MQA Support
Supports MQA technology for high-fidelity audio playback, allowing listeners to experience studio-quality sound, making it a perfect choice for audiophiles seeking premium audio solutions.
Product Details
| Product Dimensions (L x W x H) | 10 x 8.28 x 1.81 inches (25.4 x 21 x 4.6 cm) |
| Item Weight | 3.43 pounds (1.56 kg) |
| Item model number | SMSL AS400 |
| Date First Available | October 22, 2025 |
| Manufacturer | SMSL |
What's in the box
AS400,AC Cable, USB Cable, HDMI Cable, Bluetooth Antenna, Remote, Manual, Service Card
Who Should Buy?
-
Audiophiles
This amplifier provides high-quality sound with support for high-res audio and MQA, making it perfect for audiophiles.
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Home Theater Users
With HDMI-ARC compatibility, users can integrate this amplifier seamlessly into their home theater setup for enhanced audio.
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Bluetooth Enthusiasts
Supports advanced Bluetooth codecs like LDAC and aptX HD, enabling high-quality wireless audio streaming for Bluetooth users.
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Casual Listeners
Individuals who primarily listen to music casually may not need the high-end features and power this amplifier offers.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What type of devices can I connect to the AS400?
Answer: You can connect TVs via HDMI-ARC, computers via USB, and use Optical/Coaxial for digital sources, in addition to RCA line-in and a turntable. -
Question:
What is the output power of the AS400 amplifier?
Answer: The AS400 delivers 165 watts per channel into 4Ω, making it perfect for driving powerful speakers. -
Question:
Does the AS400 support wireless audio streaming?
Answer: Yes, it features Bluetooth 5.1 with support for high-quality codecs like LDAC and aptX HD for wireless audio streaming.
S.M.S.L Amplifiers SMSL AS400 Editorial Review
The S.M.S.L AS400 HiFi Power Amplifier with Built-in DAC is designed for serious audio enthusiasts, offering a powerful 165Wx2 stereo output and high-resolution audio capabilities. With features such as Bluetooth LDAC and aptX HD, users can enjoy seamless wireless connectivity for their home audio systems. The amplifier also supports HDMI-ARC and includes MM Phono, catering to vinyl lovers who appreciate the warm, rich sound of analog. Its compact dimensions of 10 x 8.28 x 1.81 inches make it suitable for various setups, while maintaining a sleek profile that complements modern décor.
Customer Reviews & Ratings
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Pros
- 165W per channel for dynamic sound performance
- Supports high-resolution audio formats
- Compact design fits various setups
- Bluetooth connectivity for wireless streaming
- MM Phono input for vinyl playback
Cons
- Some might find the weight slightly heavier than expected
Platform Trust & Buyer Confidence
JG
Jazz
Verified buyer
“Easy to use and always helpful and sorts any issues I've had past and present”
1 September 2026 · via Trustpilot
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Emmanuel
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“I always receive support when I engage customer service. Overall my experience with UBUY has been top notch. Keep up the good work.”
31 August 2026 · via Trustpilot
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fnd
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“The delivery was fast and the product came undamaged and authentic.”
29 August 2026 · via Trustpilot
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Hengo
Verified buyer
“Fast, convenient and cheap. Great store!”
27 August 2026 · via Trustpilot
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WST 1059
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Features & Benefits
- Integrated DAC and amplifier for superior audio quality.
- 165W high-power output per channel for powerful performance.
- Supports multiple input options including HDMI-ARC, USB, and Optical.
- High-resolution audio decoding with MQA support for studio-quality sound.
- Dual headphone outputs with advanced Bluetooth streaming capabilities.
- Customizable sound with EQ presets and a user-friendly remote control.
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