Fosi Audio DS3 DAC Amplifier Dongle Portable Headphone Amplifier for Spatial Audio ES9039Q2M for HiFi Amplifier USB-C Gaming, 7.1 Support, XMOS,

【Important Notice for International Buyers – Tomoayax Premium Audio Hi-Fi Japan】

■ Voltage Compatibility This product is designed exclusively for use in Japan (AC 100V, 50/60Hz).

Many regions use 120V or 220–240V. Using this product without a proper transformer in such voltage environments may result in malfunction, overheating, or serious and irreversible damage.

■ Plug Type This product uses a Japanese plug (Type A or B). A plug adapter may be required depending on your region.

■ Transformer Requirement (Very Important) A transformer is required for safe use.

A plug adapter only changes the plug shape and DOES NOT convert voltage. Using this product without a transformer may cause serious and irreversible damage.

■ Buyer Responsibility As this is high-end audio equipment, the buyer is fully responsible for confirming compatibility with their local voltage (100V / 120V / 220–240V) and usage environment before purchase.

■ No Return / No Refund Policy We do NOT accept returns or refunds for: ・Voltage mismatch (including 120V and 220–240V environments) ・Use without a transformer ・Plug incompatibility ・Damage caused by improper setup or usage

■ Liability We are not responsible for any damage, malfunction, or performance issues caused by improper use or incorrect voltage conditions.

■ Final Notice Please ensure full understanding of the above before purchasing. Use only under the correct voltage environment. [Audiophile-Grade DAC] This USB-C dongle DAC/amplifier features the ES9039Q2M chip and supports 32-bit/768kHz PCM and native DSD512. It achieves an SNR of over 122dB and a THD of less than 0.0003%, driving 220mW with a 32Ω balanced output. Combining high performance with low power consumption, it is ideal for smartphones, PCs, and Nintendo Switch. 【XMOS POWERED Processor】The DS3 is the world's first DAC/amplifier to integrate XMOS POWERED in a lossless design. Equipped with a dual-core 1.6GHz engine, it maximizes the performance of the ES9039Q2M DAC. It enables stable lossless audio streaming from the audio source to the decoder. 【Hardware Spatial Audio Support】Fosi's proprietary built-in algorithm converts 7.1ch game audio into 360° surround sound. Dedicated FPS effects accurately pinpoint footsteps, reload sounds, and gunshots, supporting high-precision location tracking on PC/PS5/Switch. No driver installation is required. [HiFi/Gaming Dual Mode Support] Supports UAC 1.0 and UAC 2.0, and features volume memory in both modes. With 8 types of digital filters and an 8-band hardware-level PEQ adjustable from the web-based control panel, you can fine-tune the sound while minimizing sound quality degradation. 【Family Design & Color】Utilizing CNC-machined aerospace-grade aluminum and a tempered glass skylight, the design allows for visibility of the internal circuit board while keeping the weight down to 16g. The DS3 comes in two colors, Galaxy and Obsidian, and its design is also designed to match the IM4 headphones. Fosi Audio DS3 USB-C DAC Amplifier Dongle Portable Headphone Amplifier for Gaming, 7.1 Spatial Audio Support, ES9039Q2M XMOS, DSD512, 3.5mm Single-Ended & 4.4mm Balanced, for PC/Smartphone/PS5/Switch, HiFi Amplifier (Silver)