SMSL SU-9 Balanced DAC - Open Box - Clearance

SMSL SU-9 Instrument-Grade DAC

The SMSL SU-9 is an all-new instrument-grade DAC designed for maximum transparency and precision. Highly recommended by Audio Science Review, the SU-9 delivers class-leading measurements and a sound signature that stays faithful to the original recording.

Flagship ES9038PRO DAC Architecture

At the heart of the SU-9 is the flagship ES9038PRO SABRE DAC, an eight-channel 32-bit converter known for its exceptional dynamic range and resolution. With support for PCM up to 32-bit/768kHz and native DSD512, the SU-9 handles even the most demanding high-resolution formats with ease.

Vanishingly Low Distortion

With a THD+N rating of just 0.00009%, the SU-9 operates well below the threshold of audibility. This ultra-low noise floor allows music to emerge with stunning clarity, effortless dynamics, and true reference-level transparency.

Full MQA Decoding

The SU-9 features full MQA decoding, allowing you to experience music exactly as it was mastered in the studio. Compared to traditional compressed formats, MQA delivers dramatically improved resolution, depth, and realism when paired with compatible streaming services or files.

Advanced Bluetooth Connectivity

Bluetooth 5.0 connectivity ensures high-quality wireless playback without sacrificing fidelity. The SU-9 supports a wide range of codecs including LDAC, aptX HD, aptX LL, AAC, and SBC, enabling up to 24-bit wireless audio for flexible system integration.

Sound Customization and Filters

Tailor the sound to your preference using the SU-9’s extensive selection of digital filters and sound color profiles. Choose from Rich, Tube, and Crystal sound modes, adjust brightness levels, and fine-tune PCM and DSD filtering to match your system and listening style.

Remote Control Convenience

A full-featured remote control allows easy adjustment of volume, display brightness, filters, and settings from across the room, making the SU-9 just as practical as it is precise.

Product Highlights

• Flagship ES9038PRO SABRE DAC
• PCM up to 32-bit/768kHz and native DSD512
• Full MQA decoding support
• Ultra-low THD+N of 0.00009%
• Balanced XLR and unbalanced RCA outputs
• Bluetooth 5.0 with LDAC and aptX HD
• Advanced sound color modes and digital filters
• 1.9-inch LCD display with brightness control
• Full-function remote control included

Technical Specifications

Sound Color and Filter Options

• Sound color modes: Rich 1 to 3, Tube 1 to 3, Crystal 1 to 3
• Brightness control: 6 levels
• DSD filters: 47kHz, 50kHz, 60kHz, 70kHz cutoff
• PCM filters: Fast linear, slow linear, fast minimum, slow minimum, fast hybrid, apodizing, brickwall

FAQ

Does the SMSL SU-9 support balanced outputs?

Yes. The SU-9 features balanced XLR outputs as well as unbalanced RCA outputs for flexible system matching.

Can the SU-9 be used wirelessly?

Yes. Bluetooth 5.0 is built in and supports high-quality codecs including LDAC and aptX HD.

Is the SU-9 suitable for a reference desktop or home audio system?

Absolutely. With its flagship DAC, ultra-low distortion, and full MQA support, the SU-9 is designed for high-end desktop and home audio systems where accuracy and transparency matter most.