Fosi Audio - ZD3 Audiophile-grade Balanced Stereo Desktop DAC with Lossless Wireless Streaming - Black
About this product
The ZD3 is a fully balanced desktop DAC designed for high-resolution home audio systems. Equipped with the ESS ES9039Q2M DAC chip and XMOS XU316 USB processor, it supports PCM up to 32-bit/768kHz and DSD512 playback for exceptional audio clarity and detail. Featuring USB, HDMI ARC, optical, coaxial, Bluetooth, RCA, and balanced XLR connectivity, the ZD3 integrates seamlessly with TVs, streamers, amplifiers, and active speakers. Premium low-noise circuitry, customizable EQ settings, and a compact aluminum chassis deliver clean, dynamic sound performance for music, movies, and desktop listening setups.
Features
High-Resolution Audio Performance
Powered by the ESS ES9039Q2M DAC chip and XMOS XU316 USB processor, the ZD3 supports high-resolution PCM up to 32-bit/768kHz and DSD512 playback for exceptionally clean, detailed sound. Its fully balanced design helps reduce noise and delivers accurate audio reproduction for music, movies, and desktop listening.
Versatile Connectivity
The ZD3 features USB, Bluetooth, optical, coaxial, HDMI ARC, RCA, and balanced XLR connections for seamless integration with TVs, streamers, amplifiers, active speakers, and desktop audio systems. Flexible input and output options make it easy to build a customized home audio setup.
Easy-to-Use Design
A 1.5-inch OLED display, included remote control, preamp bypass switch, and 12V trigger support provide convenient operation and seamless integration with compatible audio equipment. The compact aluminum chassis fits easily into desktop and home entertainment setups.
Specifications
- Number of ChannelsNot AvailableSurround Sound SupportedNot ApplicableAudio Only Inputs1 x USB-B, 1 x Coaxial digital audio, 1 x Optical digital audioAudio/Video Inputs1 x HDMINetwork Connector(s)No network connectors
Reviews
Rating 4.5 out of 5 stars with 2 reviews
Customer Images
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Compare similar products

The ZD3 is a fully balanced desktop DAC designed for high-resolution home audio systems. Equipped with the ESS ES9039Q2M DAC chip and XMOS XU316 USB processor, it supports PCM up to 32-bit/768kHz and DSD512 playback for exceptional audio clarity and detail. Featuring USB, HDMI ARC, optical, coaxial, Bluetooth, RCA, and balanced XLR connectivity, the ZD3 integrates seamlessly with TVs, streamers, amplifiers, and active speakers. Premium low-noise circuitry, customizable EQ settings, and a compact aluminum chassis deliver clean, dynamic sound performance for music, movies, and desktop listening setups.

The Fosi Audio Box X5 is a compact high-fidelity phono preamp designed for vinyl enthusiasts. Compatible with both MM and MC cartridges, it features four selectable gain levels (38dB/48dB/56dB/66dB) and precise RIAA equalization for accurate, detailed sound reproduction. Built with premium audiophile-grade components, including low-noise circuitry and high-quality op-amps, the Box X5 delivers clean, dynamic audio with ultra-low distortion. Its durable aluminum alloy chassis and simple front-panel controls make it an ideal upgrade for turntables and home stereo systems.

The PURE DRIVE Quad Preamp Module is a four-channel microphone preamp and preamplifier designed for studio recording, mixing, and production workflows, combining analog audio signal capture with integrated USB interface functionality for multichannel connection to digital systems. It features selectable Clean, Classic Drive, and Asymmetric Drive modes, stepped gain with independent trim control, selectable microphone impedance, phantom power, polarity inversion, and a high pass filter for signal management across microphones, instruments, and line-level sources. Front-panel Hi-Z inputs support direct instrument connection, while balanced insert points enable integration with external processing equipment. Digital connectivity via ADAT and AES outputs, along with high-resolution conversion and digitally controlled analog circuitry, supports coordinated routing within professional audio production environments.

The S3 is a high-performance HiFi music streamer designed for modern home audio systems. Supporting popular streaming protocols including AirPlay, Qobuz Connect, Google Cast, DLNA, Spotify Connect, TIDAL Connect, and Roon Ready, it enables seamless wireless music playback from smartphones, tablets, and computers. Featuring a fully balanced audio architecture, HDMI eARC input, RCA and XLR outputs, and premium DAC components, the S3 delivers clean, detailed sound with low distortion and excellent dynamic range. Its compact aluminum chassis and intuitive app control make it easy to integrate with amplifiers, active speakers, TVs, and multiroom audio setups.
| Pros for Fosi Audio - ZD3 Audiophile-grade Balanced Stereo Desktop DAC with Lossless Wireless Streaming - Black | |||
|---|---|---|---|
| There were no pros for this product— | Audio Quality | There were no pros for this product— | Audio Quality, Overall Performance |





















































