F.AUDIO DS03 Portable DAC & Amp

F.AUDIO DS03 Portable DAC & Amp – Dual DAC Powerhouse for Audiophile Listening On-the-Go

Experience Uncompromised Hi-Fi Audio in Your Pocket
The F.AUDIO DS03 redefines portable sound with its dual ESS ES9039Q2M DAC chips and dual ES9603Q amplifier modules, delivering pure, high-resolution sound with exceptional dynamic range and ultra-low distortion. Whether you're using power-hungry headphones or sensitive IEMs, the DS03 ensures detailed, immersive listening.

Key Features of the F.Audio DS03 DAC/Amp:

🎧 Flagship Dual DAC + Dual Amp Architecture

At its heart, the DS03 features two cutting-edge ES9039Q2M DACs and dual ES9603Q amps, engineered for audiophile-grade decoding and clean, powerful amplification. It offers exceptional clarity, spacious soundstage, and nearly distortion-free playback.

🔊 Hi-Res Decoding with Full Format Support

Enjoy native DSD512 decoding and PCM up to 32-bit/768kHz, made possible through its XMOS USB interface for seamless performance with PCs and mobile devices. Future-proof your audio chain with firmware upgradability.

🔗 Plug-and-Play Type-C Connectivity

The USB Type-C input ensures high-speed, stable transmission for use with smartphones, tablets, laptops, and PCs. Its dual output ports—4.4mm balanced and 3.5mm single-ended—support a wide range of earphones and headphones without the need for extra adapters.

🔄 Replaceable Cable & Intuitive Controls

Designed for daily convenience, the DS03 features a replaceable Type-C cable and dedicated volume and menu buttons to adjust gain, filters, volume memory, and sync functions—all while maintaining low power draw for extended use.

🎶 Studio-Quality Sound in a Pocketable Size

With a sound signature that’s neutral yet warm, the DS03 excels in instrument separation, precise imaging, and natural tonality. It's ideal for vocals, acoustic instruments, and critical listening without fatigue.

💻 Major Upgrade Over Built-In Audio Chips

Elevate your audio beyond the limits of smartphones and built-in PC sound cards. The DS03 dramatically enhances signal clarity, soundstage depth, and detail retrieval—delivering a true audiophile experience on-the-go.

🛠️ Durable, Lightweight & Stylish

Crafted from CNC-machined aluminum alloy, the DS03 is lightweight (only 30g) yet rugged. It features metal piano-style buttons, a bright OLED display, and a compact form factor perfect for portable setups.

Specifications

• DAC Chipset: Dual ESS ES9039Q2M

• Amplifier: Dual ES9603Q modules

• Output Power: 4.4mm Balanced: up to 420mW | 3.5mm SE: up to 280mW

• THD+N: 0.0015%

• SNR: 118dB (SE), 117dB (BAL)

• Supported Formats: PCM up to 32-bit/768kHz, DSD up to DSD512

• Display: 0.91” OLED (128×32 resolution)

• Dimensions: 70 × 29.5 × 12.2 mm

• Weight: 30g

• Interface: USB Type-C

In the Box

• 1× F.Audio DS03 DAC/Amp

• 1× Type-C to Type-C Cable