Astell & Kern AK HC3 ES9219MQ Dual-DAC Hi-Fi Sound Aluminum 20g Fedex Dark Gray 

Specifications 

• Model 

  AK-HC3

• Body Material 

  Aluminum

• Body Color 

  Dark Gray

• DAC 

  ES9219MQ x2 (Dual-DAC)

• Sample rate 

  PCM: Support up to 32bit/384kHz
  DSD Native: DSD64(1bit 2.8MHz), Stereo / DSD128(1bit 5.6MHz), Stereo / DSD256(1bit 11.2MHz), Stereo

• Input 

  USB Type-C Input(for Windows 10,11, Android, iOS smartphone & Tablet PC, macOS)

• Output 

  3.5mm (CTIA standard 4-pole supported)

• LED 

  Standby: White / PCM: Red / DSD: Blue / MQA: Magenta

• Weight 

  about 20 grams

• Dimensions (WHD) 

  USB Plug : 12.5mm[W] x 21mm[H] x 8.7mm[D]
  3.5mm Headphone : 18.2mm[W] x 59mm[H] x 11.5[D]

• Audio Performance 

• Frequency Response 

  ±0.013dB (Condition : 20Hz~20kHz)
  ±0.020dB (Condition : 20Hz~70kHz)

• Signal to Noise Ratio 

  118dB @ 1kHz

• Crosstalk 

  -130dB @ 1kHz

• THD+N 

  0.0005% @ 1kHz

• IMD SMPTE 

  0.0002%, 800Hz 10kHz (4:1)

• Output Impedance 

  2ohm

• Output Power or Voltage  

  2Vrms (Condition No Load)

• Etc.

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  - Audio was NOT muted during the measurement.
  - The image/specification may be changed without notice to improve product performance and quality.