Fosi Audio ZH3 Desktop DAC Headphone Amplifier and Preamp with XMOS XU316 + AKM4493SEQ Chipsets and 4.4mm Balanced Output
The Fosi Audio ZH3 is a versatile, all-in-one desktop audio solution designed to serve as a high-performance DAC, a powerful headphone amplifier, and a dedicated pre-amplifier for your active speakers. Built around a dual Cirrus Logic CS43131 DAC architecture, the ZH3 delivers a transparent and highly detailed sound signature with an impressive 130dB dynamic range. Whether you are upgrading your PC audio or building a compact desktop stereo system, the ZH3 provides the technical precision required for true high-resolution playback.
Despite its sleek and compact footprint, the ZH3 offers incredible flexibility with a variety of digital inputs including USB, Optical, and Coaxial. It features both 3.5mm single-ended and 4.4mm balanced headphone outputs, making it compatible with everything from sensitive in-ear monitors to power-hungry full-sized headphones. With its integrated OLED display and multi-function volume knob, the ZH3 allows for effortless switching between modes and precise volume control, ensuring it remains the focal point of your digital audio workstation.
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Features
- Audiophile-Grade Decoding: Features a flagship XMOS XU316 + AKM4493SEQ chipset for superior high-resolution audio processing (PCM 32bit/768kHz, DSD512).
- Powerful Headphone Output: Delivers up to 2570mW per channel into 32Ω via the balanced output, capable of driving demanding headphones with ease.
- Fully Balanced Design: Features a fully balanced circuit design for reduced noise and superior channel separation, improving vocals and instrument imaging.
- Comprehensive Connectivity: Equipped with Optical, Coaxial, USB, and RCA inputs, and XLR, RCA, 4.4mm, and 6.35mm outputs for maximum versatility.
- User-Replaceable Op-Amps: Allows users to easily swap internal op-amps to customize the sound signature to their personal preference.
- Versatile Sound Tuning: Integrated digital filters and bypassable bass/treble controls allow for personalized sound adjustments without degrading audio quality.
- 1.5-Inch LCD Display: A clear, responsive display shows current settings, volume, and input/output status for intuitive control.
- Smart Features: Includes a multi-function IR remote, 12V trigger for synchronized power-on, and automatic volume memory for safe output switching.
Specifications:
- Chipset: XMOS XU316 + AKM4493SEQ + OPA1612 (x4)
- Inputs: USB, Coaxial, Optical, RCA
- Outputs: 4.4mm Balanced, 6.35mm Single-ended, XLR, RCA
- Max Sampling Rates (USB): PCM 32bit/768kHz, DSD512
- Headphone Impedance: 16 – 300Ω
- Balanced Power Output: 2570mW x2 (@32Ω, THD+N<1%)
- Single-Ended Power Output: 640mW x2 (@32Ω, THD+N<1%)
- SNR: ≥119dB (Balanced), ≥121dB (Single-Ended)
- Noise Floor: ≤4.9μV (Balanced), ≤1.9μV (Single-Ended)
- Construction: Aluminum Alloy Chassis
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