Fosi Audio ZH3 DAC Headphone Amp, Fully Balanced Preamp with AKM4493SEQ XMOS XU316 PCM 768kHz for Amplifiers…
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Best for
Best balanced output
Amazon rating
Amazon aggregate, one input among many in the Verdict Score
Updated Jun 27, 2026 · 1 min read
The consensus
What reviewers found
Synthesized across the trust-weighted source mix below.
The Fosi Audio ZH3 stands out in this pool as a fully balanced design, and verified-purchase reviewers reward it with a 4.6 average. It pairs an AKM4493SEQ DAC and XMOS XU316 USB receiver with a full slate of outputs (XLR, RCA, 4.4mm and 6.35mm) plus a preamp mode and remote, positioning it for listeners who specifically want balanced connectivity end to end. The rating is strong but built on a relatively small review base, and as with the rest of this category the supplied evidence is retailer-only, with no independent measurements or specialist-community corroboration.
What reviewers liked
- Fully balanced architecture with XLR and 4.4mm outputs
- Named, well-regarded DAC and USB chips (AKM4493SEQ, XMOS XU316)
- Preamp mode and remote add system flexibility
Where it falls short
- Modest review volume relative to the category leaders
- No independent measurements supplied to back the chip-spec claims
- Retailer-only evidence with no expert or community input
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The Fosi Audio ZH3 stands out in this pool as a fully balanced design, and verified-purchase reviewers reward it with a 4.6 average. It pairs an AKM4493SEQ DAC and XMOS XU316 USB receiver with a full slate of outputs (XLR, RCA, 4.4mm and 6.35mm) plus a preamp mode and remote, positioning it for listeners who specifically want balanced connectivity end to end.
The rating is strong but built on a relatively small review base, and as with the rest of this category the supplied evidence is retailer-only, with no independent measurements or specialist-community corroboration. For buyers prioritizing balanced output and preamp flexibility, the early customer consensus is favorable, but the spec-forward marketing should be confirmed against measured testing where possible.
- An all-in-one desktop HiFi DAC/headphone amp/preamp
- With premium chipsets and self-developed fully balanced circuitry, low noise and low distortion. Perfect for HiFi headphones or active speakers, it's the ultimate desktop audio solution
- Exceptional Sound Quality
- Premium chipset with AKM4493SEQ DAC, XMOS XU316 processor, and four OPA1612 amps supports up to PCM 768kHz/32bit & DSD512. A self-developed dual-power balanced amp circuit with multiple ultra-low-noise LDOs and capacitors keeps noise as low as 1.9μV
- High Output Power
- Equipped with both 6.35mm single-ended (640mW@32Ω x2) and 4.4mm balanced (2570mW@32Ω x2) outputs. The 3-level gain switch supports headphones ranging from 16Ω to 300Ω, making it perfect for almost in-ears and over-ear headphones
- Versatile & Flexible
- With coaxial, optical, USB, and RCA inputs, plus 4.4mm, 6.35mm, RCA, and XLR outputs, it connects to diverse audio sources and devices. Functions as a DAC/amp/preamp for desktop HiFi. UAC mode switching ensures full compatibility with game consoles for both music and gaming
- Rich Customization
- Features bass/treble EQ adjustments and 6 filter types, including Bypass mode and two swappable op-amps, allowing you to customize the sound to match your preference. All functions are integrated into the screen for a clean, premium look that continues the Z-Series design language
- Notes
- 1. "RCA and XLR output levels differ significantly; please select according to your backend equipment" – this is to manage user expectations. 2. "EQ only supports headphone output" – this is to prevent users from mistakenly believing that the preamp output can also be used.
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