AstellnKern HC5 Flagship-Grade Portable USB DAC/Amp dongle with AK4499EX
Key Features
Flagship AKM DAC system: Dual-stage AK4191EQ + AK4499EX architecture separates digital and analog processing for cleaner, more detailed sound.
High Driving Mode: Borrowed from A&K’s SP4000, the HC5’s optimized amp stage delivers powerful, controlled output far beyond typical USB dongles.
DAR upsampling: Digital Audio Remaster technology increases sample rate for more refined detail, broader dynamics and a lifelike, natural presentation.
Dual noise-shielded cable: Tinned-copper conductors and a braided outer shield minimize interference for consistent, low-noise playback.
Extensive compatibility: UAC 1.0 and 2.0 support ensures smooth use with mobile devices, computers and even gaming consoles like PlayStation and Nintendo Switch.
Balanced and unbalanced outputs: 3.5 mm SE and 4.4 mm balanced jacks provide clean, powerful output for all headphone types.
Specs :
DAC: AKM AK4191EQ + AK4499EX
Outputs: 3.5 mm unbalanced (2.5 Vrms), 4.4 mm balanced (5 Vrms)
Sample rates: PCM 8 kHz–768 kHz; DSD64/128/256/512 (native)
SNR: 121 dB SE, 125 dB BAL
THD+N: 0.0005% SE / 0.0004% BAL @ 1 kHz
Crosstalk: −139 dB SE / −141 dB BAL
Output impedance: 0.5 ohm SE, 1.1 ohm BAL
Dimensions: 3.2 × 6.43 × 1.6 cm
Weight: 46 g
Input: USB-C
Modes: UAC 1.0 / UAC 2.0What’s in the Box
Astell&Kern AK HC5 DAC/amp
USB-C cable (integrated)
User documentation
Astell&Kern AK HC5 – Flagship-Grade Portable USB DAC/Amp with AK4499EXThe Astell&Kern AK HC5 brings the company’s flagship DAC architecture into an ultra-compact USB DAC/amp. Featuring the AK4191EQ processor paired with the flagship AK4499EX DAC, the HC5 delivers desktop-class resolution, exceptional driving power and remarkably low noise in a pocketable form. With 3.5 mm single-ended and 4.4 mm balanced outputs, DAR upsampling and advanced noise-suppression technology, it brings premium A&K sound to any device.
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