Fosi Audio ZH3 DAC Headphone Amp, Fully Balanced Preamp with AKM4493SEQ XMOS XU316 PCM 768kHz for Amplifiers, USB/Optical/COAX/RCA/12V Trigger Input, XLR/RCA/4.4mm/6.35mm Output with Remote

Feature

1.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.

2.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.

3.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.

4.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.

5.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.

Product Specifications

Chipset: XMOS XU316+AKM4493SEQ+ OPA1612 x 4
Input: Coaxial/Optical/USB/RCA
Output: 4.4mm/6.35mm/RCA/XLR

4.4mm Balanced Output：
Max Output Power：2570mW x 2（32Ω/THD+N＜1%）
SNR：≥ 119 dB
Dynamic Range：≥ 119 dB
THD+N：≤ 0.00018%
Noise Floor：≤ 4.9μV

6.35mm Single-Ended Output：
Max Output Power：640mW x 2（32Ω/THD+N＜1%）
SNR：≥ 121 dB
Dynamic Range：≥ 121 dB
THD+N：≤ 0.00024%
Noise Floor：≤ 1.9μV

What‘s in the box？

Fosi Audio ZH3 x 1
6.35mm Adapter x 1
12V Trigger Cable x 1
IR Remote x 1
User Manual x 1
USB-A/C to USB-C Cable x 1
DC 12V Power Adapter x1

ZH3 Driver Download Link

（https://support.fosiaudio.com/products/zh3/0964/adaf）