SMSL D1 ROHM DAC Audio Decoder HiFi Desktop DAC

SMSL D1 ROHM DAC Audio Decoder HiFi Desktop DAC – Ultra-Compact High-Fidelity ROHM Powered Audio Precision

The SMSL D1 ROHM DAC Audio Decoder HiFi Desktop DAC is a compact yet highly advanced digital-to-analog converter designed for audiophiles who demand natural, detailed, and distortion-free sound reproduction. Developed by SMSL and distributed by Audio Phonic, this device integrates the premium ROHM BD34352EKV DAC chip with modern XMOS USB processing to deliver a refined and highly accurate audio experience.

Unlike conventional DACs, the SMSL D1 focuses on purity of sound, ultra-low distortion, and natural tonal balance. With THD+N reaching as low as 0.00038%, this DAC is engineered for users who want studio-grade clarity in a compact desktop form factor.

Whether used for music listening, gaming, or professional audio playback, the SMSL D1 provides a smooth, warm, and highly detailed sound signature that enhances every audio experience.

Key Features of SMSL D1 ROHM DAC Audio Decoder

Premium ROHM BD34352EKV DAC Chip

At the heart of the SMSL D1 lies the ROHM BD34352EKV digital-to-analog converter chip, known for its musical and natural sound reproduction.

Key advantages:

• Highly natural tonal balance

• Smooth and non-fatiguing sound

• Excellent micro-detail reproduction

• Low distortion audio processing

This chip is carefully tuned to deliver THD+N as low as 0.00038%, ensuring ultra-clean sound output for audiophiles.

Ultra-Low Distortion High-Fidelity Output

The SMSL D1 is designed with a focus on ultra-low distortion audio reproduction.

Performance highlights:

• THD+N: 0.00038%

• Clean and transparent sound output

• Reduced harmonic interference

• Accurate signal reproduction

This ensures that every instrument and vocal is reproduced with maximum clarity and precision.

XMOS XU-316 High-Speed USB Audio Processing

The SMSL D1 uses the advanced XMOS XU-316 USB interface for high-resolution audio decoding.

Supported formats:

• PCM up to 32bit / 768kHz

• DSD512 native playback

Benefits:

• Stable digital signal transmission

• Ultra-low latency processing

• High-resolution audio compatibility

• Seamless USB performance

This ensures professional-level audio decoding accuracy.

High-Resolution Audio Support

The SMSL D1 supports modern high-resolution audio formats for audiophile-grade playback.

Supported formats include:

• PCM up to 32bit/768kHz (USB input)

• DSD512 native playback

• Optical and coaxial up to 24bit/192kHz

This ensures compatibility with both modern and legacy audio sources.

Compact Ultra-Mini Design

One of the most attractive features of the SMSL D1 is its ultra-compact design.

Design benefits:

• Space-saving desktop footprint

• Lightweight aluminum construction

• Easy placement beside audio devices

• Minimalist modern aesthetic

Despite its small size, it delivers full-scale HiFi performance.

Touch-Sensitive Control Interface

The SMSL D1 features a modern touch control panel for intuitive operation.

Control features:

• Sensitive touch response

• Fast function switching

• Easy volume and input control

• Smooth user experience

This improves usability and enhances the premium feel of the device.

High-Quality Aluminum Alloy CNC Body

The DAC is built using anodized CNC aluminum alloy housing, ensuring durability and premium appearance.

Advantages:

• Strong and durable structure

• Heat-resistant metal body

• Scratch-resistant surface

• Premium industrial design

This ensures long-lasting performance and reliability.

High-Performance Power Filtering System

The SMSL D1 includes an advanced power filtering circuit for clean and stable operation.

Benefits:

• Reduced electrical noise

• Stable voltage supply

• Improved signal purity

• Optimized USB power usage

This allows the DAC to perform efficiently even with USB-powered operation.

Multiple Input and Output Connectivity

The SMSL D1 supports a wide range of digital audio connections.

Inputs:

• USB-C

• Optical input

• Coaxial input

Output:

• RCA stereo output

This makes it compatible with:

• Desktop computers

• Mobile devices

• Music players

• Home audio systems

Hi-Res Audio Certification

The SMSL D1 is certified by the Japan Audio Society (JAS) for Hi-Res Audio performance.

This ensures:

• Professional-grade audio quality

• Industry-standard compliance

• High-resolution playback capability

Stable and Durable Audio Components

The DAC is built using high-grade audio components for long-term reliability.

Features:

• Industrial-grade electronic components

• Organic glass front panel

• Stable signal transmission

• Long-lasting durability

This ensures consistent performance over time.

Technical Specifications of SMSL D1

DAC Chip and Processing

• DAC Chip: ROHM BD34352EKV

• USB Processor: XMOS XU-316

Audio Performance

• THD+N: 0.00038%

• High-precision sound tuning

• Natural tone reproduction

High-Resolution Support

USB Input:

• PCM up to 32bit/768kHz

• DSD512

Optical/Coaxial:

• PCM up to 24bit/192kHz

Input Interfaces

• USB-C

• Optical

• Coaxial

Output Interface

• RCA stereo output

Build Quality

• CNC aluminum alloy body

• Organic glass front panel

Power System

• USB-powered with advanced filtering system

Sound Performance and Listening Experience

Natural and Musical Sound Signature

The ROHM DAC chip delivers a smooth and organic sound signature, making it ideal for long listening sessions.

High-Resolution Clarity

The SMSL D1 reproduces fine audio details with precision and accuracy.

Balanced Frequency Response

It ensures natural bass, smooth mids, and clean highs without harshness.

Low Noise Floor

Advanced filtering reduces background noise for a clean listening experience.

Wide Soundstage

The DAC provides improved stereo separation and spatial depth.

Why Choose SMSL D1 from Audio Phonic

Audio Phonic offers premium HiFi audio equipment designed for serious listeners. The SMSL D1 stands out due to its ROHM DAC technology and ultra-compact design.

Choosing this product ensures:

• Natural ROHM sound signature

• Ultra-low distortion performance

• Compact and elegant design

• High-resolution audio support

• Reliable build quality

It is perfect for users who prefer smooth, musical, and fatigue-free listening.

Ideal Applications of SMSL D1

The SMSL D1 is suitable for:

• Desktop HiFi audio systems

• Laptop and PC audio upgrades

• Music streaming setups

• Gaming audio enhancement

• Studio monitoring systems

• Home entertainment systems

Its compact size makes it perfect for space-limited environments.

Setup Guide for SMSL D1

To set up the device:

1. Connect USB, optical, or coaxial input

2. Connect RCA output to amplifier or speakers

3. Select input source using touch controls

4. Adjust volume and playback settings

The setup process is simple and plug-and-play.

Maintenance Tips

To ensure long-term performance:

• Keep device in a ventilated area

• Avoid moisture and dust exposure

• Use stable USB power source

• Clean with soft dry cloth

• Avoid physical shock or pressure

Proper maintenance ensures long-lasting HiFi performance.

Frequently Asked Questions

Does SMSL D1 support high-resolution audio?

Yes, it supports up to PCM 32bit/768kHz and DSD512.

What DAC chip is used in SMSL D1?

It uses the ROHM BD34352EKV premium DAC chip.

Is it suitable for audiophiles?

Yes, it is designed specifically for HiFi and audiophile use.

Does it require external power supply?

No, it operates via USB power with built-in filtering.

What outputs are available?

It supports RCA stereo output.

Is it good for gaming?

Yes, it provides clean and low-latency audio for gaming setups.

Does it support optical input?

Yes, it supports optical and coaxial inputs