--- product_id: 803629985 title: "Fosi Audio DS3 USB-C DAC Amp Dongle, Portable Headphone Amplifier with Gaming 7.1 Spatial Audio, ES9039Q2M XMOS Powered, DSD512, 3.5mm Single 4.4mm Balanced, HiFi Amps for PC/Phone/ PS5/ Switch" brand: "fosi audio" price: "€ 169.76" currency: EUR in_stock: true reviews_count: 13 category: "Fosi Audio" url: https://www.desertcart.it/products/803629985-fosi-audio-ds3-usb-c-dac-amp-dongle-portable-headphone store_origin: IT region: Italy --- # 220mW balanced power 32bit/768kHz PCM & DSD512 7.1 spatial audio w/ FPS mode Fosi Audio DS3 USB-C DAC Amp Dongle, Portable Headphone Amplifier with Gaming 7.1 Spatial Audio, ES9039Q2M XMOS Powered, DSD512, 3.5mm Single 4.4mm Balanced, HiFi Amps for PC/Phone/ PS5/ Switch **Brand:** fosi audio **Price:** € 169.76 **Availability:** ✅ In Stock ## Summary > 🎶 Elevate your sound game—where audiophile clarity meets next-level gaming immersion! ## Quick Answers - **What is this?** Fosi Audio DS3 USB-C DAC Amp Dongle, Portable Headphone Amplifier with Gaming 7.1 Spatial Audio, ES9039Q2M XMOS Powered, DSD512, 3.5mm Single 4.4mm Balanced, HiFi Amps for PC/Phone/ PS5/ Switch by fosi audio - **How much does it cost?** € 169.76 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/803629985-fosi-audio-ds3-usb-c-dac-amp-dongle-portable-headphone) ## Best For - fosi audio enthusiasts ## Why This Product - Trusted fosi audio brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Hi-Res Audio Mastery:** Supports ultra-high-res 32bit/768kHz PCM & native DSD512 for pristine, lossless playback. - • **Sleek, Portable Luxury:** CNC-milled aerospace aluminum and tempered glass design weighs just 16g—carry premium style everywhere. - • **Plug-and-Play Versatility:** Seamlessly compatible with PC, phone, PS5, and Switch—no apps or batteries required for instant upgrade. - • **Immersive 7.1 Gaming Audio:** Experience pinpoint positional accuracy with built-in 7.1 spatial sound and FPS mode—no drivers needed. - • **Audiophile-Grade Powerhouse:** Unleash crystal-clear sound with 220mW balanced output—feel every note and beat. ## Overview The Fosi Audio DS3 is a compact, USB-C DAC/amp featuring the high-performance ES9039Q2M DAC and XMOS dual-core processor. It delivers powerful 220mW balanced output, supports ultra-high-res 32bit/768kHz PCM and DSD512 formats, and transforms game audio into immersive 7.1 spatial sound with a dedicated FPS mode. Crafted from aerospace aluminum with a tempered glass window, it’s a stylish, portable solution for audiophiles and gamers alike, compatible with PC, phones, PS5, and Switch—all without needing batteries or drivers. ## Description Product description Fosi Audio DS3 World’s first HiFi dongle with hardware-level gaming sound effects Hardware-level 7.1 Spatial Audio Plug-and-Play Convenience Fosi's in-house spatial audio algorithm supports native 7.1-channel audio input and reconstructs the sound space to convert multichannel game audio into an expansive 2-channel 7.1 surround, crafting a 360° immersive audio experience. MAX Output Power：220mW@32Ω;Sampling Rates：PCM 32bit/768kHz Support Native：DSD512;Headphone Impedance: 16-300 ohms Weight: 16g; Dimensions: 55x20x11mm Audiophile-Grade DAC This high-performance chip delivers an outstanding SNR (≥122 dB) and low distortion (<0.0003%). Co-Developed and Deeply Optimized with XMOS Fully unleashes the DAC’s potential and ensures stable transmission of lossless audio streams. Hardware-Level, Driver-Free Operation Bringing the roar of engines and the intensity of battlefields vividly to life. Next-Generation Chip The DS3 debuts with the latest flagship chip from XMOS. Powered by Spatial Positioning Algorithms It analyzes the soundscape of shooters and amplifies subtle cues, such as footsteps and gunfire. Skylight Design Inspired by the Art of Watchmaking Encircled by Fosi’s signature orange bezel, it radiates both dynamic energy and refined elegance. Refined in Every Detail CNC-machined with vinyl and CD-inspired elements seamlessly integrated into the brand identity. Exceptional Durability With a semi-transparent black finish that adds a touch of mystery. Aerospace-Grade Aluminum Alloy The housing is durable and offers a smooth touch that’s gentle on the skin. Automatically retains your last volume setting in both UAC1.0 and 2.0 modes. Hardware-Level Professional EQ Tuning Use the web control panel to precisely customize the EQ and create the sound without degradation. Compact & Portable A Balance Between Performance and Portability With a slim 11mm (0.43in) profile and a weight of just 16g, the DS3 is easy to carry anywhere. Designed in harmony with the IM4 earphones, the DS3 comes in two color options. What accessories are included with the DS3? The box contains the DS3 dongle DAC/amp, a USB-C cable, a USB-C to USB-A adapter, a quick-start guide, and the user manual—everything you need for plug-and-play listening on phones, PCs, PS5 or Switch. What accessories are included with the DS3? The box contains the DS3 dongle DAC/amp, a USB-C cable, a USB-C to USB-A adapter, a quick-start guide, and the user manual—everything you need for plug-and-play listening on phones, PCs, PS5 or Switch. How do I switch gaming sound effects on the DS3? In UAC 1.0 gaming mode, long-press both Volume+ and Volume- buttons to cycle through No Effect(yellow) / FPS Effect(blue) / 7.1 Spatial Audio Effect(purple); 7.1 creates a 360° immersive soundstage-no drivers needed. How do I switch gaming sound effects on the DS3? In UAC 1.0 gaming mode, long-press both Volume+ and Volume- buttons to cycle through No Effect(yellow) / FPS Effect(blue) / 7.1 Spatial Audio Effect(purple); 7.1 creates a 360° immersive soundstage-no drivers needed. Can I change digital filters on the DS3? Yes—long-press both volume keys in UAC 2.0. Filters 1–7 blink once, Filter 8 blinks twice; pick the curve that best suits your headphones and music. Can I change digital filters on the DS3? Yes—long-press both volume keys in UAC 2.0. Filters 1–7 blink once, Filter 8 blinks twice; pick the curve that best suits your headphones and music. How do I change UAC modes on the DS3? Plug in to default UAC 2.0 (red LED). Hold any volume key while reconnecting for UAC 1.0 (yellow). Swap back by unplugging and re-plugging the USB-C cable. How do I change UAC modes on the DS3? Plug in to default UAC 2.0 (red LED). Hold any volume key while reconnecting for UAC 1.0 (yellow). Swap back by unplugging and re-plugging the USB-C cable. How do I toggle high/low gain on the DS3? Short-press both volume keys together. In UAC 2.0, red flash = high gain, solid red = low. In UAC 1.0, watch the last color: flash = high, steady = low—yellow for no effect, blue for FPS, purple for 7.1. How do I toggle high/low gain on the DS3? Short-press both volume keys together. In UAC 2.0, red flash = high gain, solid red = low. In UAC 1.0, watch the last color: flash = high, steady = low—yellow for no effect, blue for FPS, purple for 7.1. ## Features - Audiophile-Grade DAC: This USB-C dongle DAC/amp pairs ES9039Q2M with 32bit/768 kHz PCM & native DSD512, delivering ≥122 dB SNR & <0.0003 % THD while pushing 220 mW@32Ω balanced—high performance meets low power draw for phones, PCs, and Switch - XMOS POWERED Processor: As the world's first DAC/amp to integrate XMOS POWERED in a battery-free design, DS3 runs a dual-core 1.6 GHz engine that fully unleashes the ES9039Q2M DAC, ensuring rock-stable, lossless audio streaming from source to decoder - Hardware Spatial Audio: Fosi's built-in algorithm turns 7.1-channel game audio into 360° surround, while a dedicated FPS effect pinpoints footsteps, reloads, and gunfire for instant positional accuracy on PC, PS5, or Switch—no drivers needed - HiFi & Gaming Dual Modes: Supports UAC 1.0 and UAC 2.0, with volume memory available in both modes. Eight filter options and an 8-band hardware-level PEQ - adjustable via a web-based control panel - allow precise sound customization without degradation - Family Design & Colors: CNC-milled aerospace aluminum and a tempered-glass skylight pare the portable dongle dac down to 16 g while flaunting the internal circuit board, plus DS3 comes in galaxy and obsidian to match the IM4 headphones ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0G6KJQV28 | | Best Sellers Rank | #24,888 in Electronics ( See Top 100 in Electronics ) #41 in Headphone Amps | | Brand | Fosi Audio | | Brand Name | Fosi Audio | | Customer Reviews | 3.6 out of 5 stars 28 Reviews | | Included Components | User Manual | | Item Weight | 16 Grams | | Manufacturer | Fosi Audio | | Model | DS3-Black | | Mounting Type | Freestanding | | Number of Channels | 7 | | Number of Packs | 1 | | Unit Count | 1.0 Count | | Warranty Description | 24months | ## Product Details - **Brand:** Fosi Audio - **Manufacturer:** Fosi Audio - **Mounting Type:** Freestanding - **Number of Channels:** 7 - **Unit Count:** 1.0 Count ## Images ![Fosi Audio DS3 USB-C DAC Amp Dongle, Portable Headphone Amplifier with Gaming 7.1 Spatial Audio, ES9039Q2M XMOS Powered, DSD512, 3.5mm Single 4.4mm Balanced, HiFi Amps for PC/Phone/ PS5/ Switch - Image 1](https://m.media-amazon.com/images/I/61oEwSHf6DL.jpg) ![Fosi Audio DS3 USB-C DAC Amp Dongle, Portable Headphone Amplifier with Gaming 7.1 Spatial Audio, ES9039Q2M XMOS Powered, DSD512, 3.5mm Single 4.4mm Balanced, HiFi Amps for PC/Phone/ PS5/ Switch - Image 2](https://m.media-amazon.com/images/I/61gspXwERaL.jpg) ![Fosi Audio DS3 USB-C DAC Amp Dongle, Portable Headphone Amplifier with Gaming 7.1 Spatial Audio, ES9039Q2M XMOS Powered, DSD512, 3.5mm Single 4.4mm Balanced, HiFi Amps for PC/Phone/ PS5/ Switch - Image 3](https://m.media-amazon.com/images/I/71Y97qMy7dL.jpg) ![Fosi Audio DS3 USB-C DAC Amp Dongle, Portable Headphone Amplifier with Gaming 7.1 Spatial Audio, ES9039Q2M XMOS Powered, DSD512, 3.5mm Single 4.4mm Balanced, HiFi Amps for PC/Phone/ PS5/ Switch - Image 4](https://m.media-amazon.com/images/I/71VGmIt8oPL.jpg) ![Fosi Audio DS3 USB-C DAC Amp Dongle, Portable Headphone Amplifier with Gaming 7.1 Spatial Audio, ES9039Q2M XMOS Powered, DSD512, 3.5mm Single 4.4mm Balanced, HiFi Amps for PC/Phone/ PS5/ Switch - Image 5](https://m.media-amazon.com/images/I/71vWgMR2I2L.jpg) ## Questions & Answers **Q: What accessories are included with the DS3?** A: The box contains the DS3 dongle DAC/amp, a USB-C cable, a USB-C to USB-A adapter, a quick-start guide, and the user manual—everything you need for plug-and-play listening on phones, PCs, PS5 or Switch. **Q: How do I switch gaming sound effects on the DS3?** A: In UAC 1.0 gaming mode, long-press both Volume+ and Volume- buttons to cycle through No Effect(yellow) / FPS Effect(blue) / 7.1 Spatial Audio Effect(purple); 7.1 creates a 360° immersive soundstage-no drivers needed. **Q: Can I change digital filters on the DS3?** A: Yes—long-press both volume keys in UAC 2.0. Filters 1–7 blink once, Filter 8 blinks twice; pick the curve that best suits your headphones and music. **Q: How do I change UAC modes on the DS3?** A: Plug in to default UAC 2.0 (red LED). Hold any volume key while reconnecting for UAC 1.0 (yellow). Swap back by unplugging and re-plugging the USB-C cable. **Q: How do I toggle high/low gain on the DS3?** A: Short-press both volume keys together. In UAC 2.0, red flash = high gain, solid red = low. In UAC 1.0, watch the last color: flash = high, steady = low—yellow for no effect, blue for FPS, purple for 7.1. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by D***N on March 28, 2026* ### ⭐⭐⭐⭐ Review *by S***T on April 4, 2026* ### ⭐⭐⭐⭐⭐ Review *by F***S on March 8, 2026* --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.it/products/803629985-fosi-audio-ds3-usb-c-dac-amp-dongle-portable-headphone](https://www.desertcart.it/products/803629985-fosi-audio-ds3-usb-c-dac-amp-dongle-portable-headphone) --- *Product available on Desertcart Italy* *Store origin: IT* *Last updated: 2026-05-14*