Fosi Audio DS3 DAC Amp Portable HIFI Headphone Amplifier XMOS XU316 DSD512 Dongle DAC 4.4mm Balanced/3.5mm Jack

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Feature

1. Top-tier Decoding Chip for Exceptional Audio Quality

Equipped with the flagship ES9039Q2M chip, the Fosi Audio DS3 supports high-resolution audio decoding up to PCM 32-bit/768kHz and native DSD512. It can accurately reproduce the delicate nuances of classical music or the powerful impact of rock music, delivering an unparalleled auditory experience.

2. World's First XMOS Processor for Superior Performance

The DS3 is the world's first portable DAC/amp with an XMOS processor, featuring a 16-core parallel architecture running at 1.6GHz. With low power consumption, high performance, and high-precision clocking, it ensures stable and outstanding audio performance.

3. Hardware-level 7.1 Surround Sound for Immersive Experience

Fosi Audio's proprietary hardware-level spatial audio algorithm enables 2-channel virtual 7.1 surround sound without any software or drivers. Whether you're playing Forza Horizon 5 or Devil May Cry 5, it offers a 360° immersive audio experience.

4. Game Mode with Optimized FPS Sound Effects

The FPS sound mode is specially tuned for shooter games, emphasizing footsteps and gunfire for greater clarity and situational awareness. Supporting UAC 1.0, it can be directly connected to PS5 and Switch for plug-and-play convenience.

5. Personalized Customization to Meet Diverse Needs

With gain adjustment, 8 PCM filter options, and an upcoming 32-band hardware EQ tuning feature, the DS3 can be tailored to meet the needs of both music enthusiasts and gamers.

Specifications

Chipset：
DAC: ESS Sabre ES9039Q2M
USB Audio Processor: XMOS Powered

Input：USB-C

Output：3.5mm Single-Ended, 4.4mm Balanced

USB Audio Class：UAC2.0, UAC1.0

Max Sampling Rate：
UAC2.0: PCM 32bit/768kHz，DSD Native DSD512, DoP DSD256
UAC1.0: PCM 16bit/48kHz

Max Output Power：
3.5mm: ≥120mWx2 (32Ω, THD+N＜1%)
4.4mm: ≥220mWx2 (32Ω, THD+N＜1%)

Frequency Response：20Hz-48kHz(±0.2dB)

SNR：3.5mm: ≥122dB，4.4mm: ≥120dB

Dynamic Range：
3.5mm: ≥119dB，4.4mm: ≥116dB

THD+N：3.5mm:<0.0003%，4.4mm:<0.0005%

Headphone Impedance：16-300Ω

Weight(without cable) ：16g

Dimensions：
55x20x11mm(2.17×0.79×0.43in)