SMSL DS20 Quad CS43131 Portable DAC & Headphone Amplifier

Overview

The SMSL DS20 is a high-performance portable DAC and headphone amplifier built around four Cirrus Logic CS43131 DAC chips, delivering exceptional detail, low distortion, and balanced sound in a compact design. Engineered for high-resolution portable listening, it combines premium digital decoding with powerful headphone amplification for audiophiles on the go.

Supporting PCM up to 32-bit/768kHz and Native DSD256, the DS20 reproduces high-resolution audio with outstanding clarity and precision. Bluetooth connectivity, balanced headphone output, USB DAC functionality, and a long-lasting rechargeable battery provide flexible listening across smartphones, tablets, computers, and portable audio setups.

Features

• Quad Cirrus Logic CS43131 DACs: Deliver high-resolution digital-to-analog conversion with excellent detail and low distortion.

• XMOS XU-316 USB Interface: Supports PCM up to 32-bit/768kHz and Native DSD256 through asynchronous USB transmission.

• Full MQA Decoding: Supports complete MQA decoding with up to 8× unfolding for high-resolution audio playback.

• PLFC Fully Balanced Amplifier: Provides balanced headphone amplification with 3.5mm single-ended and 4.4mm balanced outputs.

• Dedicated Clock Circuit: Reduces clock jitter for improved soundstage accuracy and micro-detail retrieval.

• USB 1.1 & USB 2.0 Modes: Offers seamless compatibility with Windows, macOS, Linux, Android, iOS, PS5, and Nintendo Switch.

• 6000mAh Built-in Battery: Delivers long-lasting portable playback without relying on external power.

• Hi-Res Audio Certified: Certified by the Japan Audio Society for authentic high-resolution audio performance.

• Magnetic Aluminum Chassis: Combines a compact CNC aluminum body with a magnetic design for durability and portability.