Astell & Kern AK100 II Music & Media Player

Special Price $699.00 Regular Price $899.00
US Sales Only at Moon Audio

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The AK100 II is the 2nd generation of the original AK100 by iRiver Inc. and it has an improved listening experience.  It provides a rich, warm sound experience through the re-tuned A-amp designed specifically for the CS4398 Single DAC.

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The AK100 II is the 2nd generation of the original AK100 by iRiver Inc. and it has an improved listening experience.  It provides a rich, warm sound experience through the re-tuned A-amp designed specifically for the CS4398 Single DAC.

5.6 MHz DSD is supported via 'DSD to PCM' by utilizing a Dual Core CPU, USB DAC support, MQS Streaming, a Full touch screen, a More accurate EQ setting, 64 GB of internal storage plus a 128GB microSD card, and a genuine leather case.

Dual DAC & DSD Support

The integrated single Cirrus-Logic CS4398 DAC supports up to 24bit/192kHz digital audio playback (converts to PCM).

Supports DSD format up to 5.6MHz. (Twice the amount of the 1st Generation AK100).

Unbalanced & Balanced Outputs

Unbalanced & S-PDIF audio output through 3.5mm jack & Balanced audio output through 2.5mm 4-Pole TRRS jack.

Provides a rich, warm sound experience through the re-tuned A-amp designed specifically for the CS4398 Single DAC.

User Interface

3.3” 800x480 AMOLED full touchscreen.

New user interface for the AK100 II: faster & more intuitive.

Classical music tracks that contrain titles that are too long to be displayed on screen, are now marked with two lines on the music list for easier navigation. 

The search function enables you to easily find the music you want to hear.

USB Capability

Full external USB/S-PDIF DAC support.

Dual DAC and the USB DAC feature that goes beyond the limitations of the sound card installed in your computer for a richer sound resolution.

Memory Storage

64GB of internal flash memory & single micro SD card slot (supports up to 128GB): total possible storage of 192GB.

Internal storage can store about 625 MQS (24bit/96kHz, 4 minute-long, 90MB) songs.

MQS Streaming

Stream MQS & DSD audio from your computer & download music straight to the AK100 II from hi-res audio content providers via Wi-Fi

Upgrade system software via Wi-Fi OTA (Over-The-Air).

Adjustable EQ Settings

10 band adjustable user EQ settings and PRO EQ preset.

Differences between the 3 top tear models

AK100 II – Single Cirrus Logic CS4398 DAC (converts DSD playback to PCM), lower output from single ended & balanced output (1.7vrms single ended, 2.0vrms balanced), 64gb internal memory, body is not scratch resistant, 3150 Li-Polymer battery

 

AK120 II – Dual Cirrus Logic CS4398 DAC (converts DSD playback to PCM), same power output as the AK240 (2.1vrms single ended, 2.3vrms balanced), 128gb internal memory, body is not scratch resistant, 3250mah Li-Polymer battery

AK240 – Dual Cirrus Logic CS4398 DAC with XMOS Sound Processor for Native DSD playback up to DSD128, 256gb internal memory, duralumin scratch resistant body with real carbon fiber back plate, 3250mah Li-Polymer battery

AK100 II Instruction Manual

Astell & Kern AK100 II Review - Nov. 2014 - Headphone.Guru

More Information
Drew's Recommendations

Product Reviews

The integrated single Cirrus-Logic CS4398 DAC supports up to 24bit/192kHz digital audio playback (converts to PCM).

Unbalanced & S-PDIF audio output through 3.5mm jack & Balanced audio output through 2.5mm 4-Pole TRRS jack.

New user interface for the AK100 II: faster & more intuitive.

Full external USB/S-PDIF DAC support.

64GB of internal flash memory & single micro SD card slot (supports up to 128GB): total possible storage of 192GB.

3.3” 800x480 AMOLED full touchscreen.

Stream MQS & DSD audio from your computer & download music straight to the AK100 II from hi-res audio content providers via Wi-Fi.

Upgrade system software via Wi-Fi OTA (Over-The-Air).

10 band adjustable user EQ settings and PRO EQ preset.

Includes the premium 100% genuine Italian leather case

Dimensions

2.16” x 4.37” x 0.58” (Inches)

Weight

5.99 oz (.37 lbs)

DAC

Single (1) Cirrus-Logic CS4398 

Display

3.31” WVGA AMOLED Touch Screen (800x480)

Memory

64GB Internal Flash

Single MicroSD Card Slot (up to 128GB)

Supported Audio Formats

WAV/FLAC/MP3/OGG/APE/WMV/AAC/ALAC/AIFF/DSD64 & DSD128 (.DSF & .DFF) /DXD

Bluetooth

4.0

Wi-Fi

802.11 b/g/n (2.4GHz)

Audio Outputs

Unbalanced Headphone & S-PDIF Out (3.5mm) – 1x

Balanced Output (2.5mm 4-Pole TRRS) – 1x

Output Level

2.0V (Unbalanced Output)

1.7V (Balanced Output)

THD+N

0.0009% @ 1kHz (Unbalanced)

0.0004% @ 1kHz (Balanced)

Signal to Noise

115 dB @ 1kHz (Unbalanced)

115 dB @ 1kHz (Balanced)

Freq. Response

+/– 0.025 dB @ 20Hz ~ 20kHz (Balanced & Unbalanced)

+/– 0.6 dB @ 10Hz ~ 70kHz (Balanced & Unbalanced)

Output Impedance

Unbalanced Out (3.5mm) – 2Ω

Balanced Out (2.5mm) – 1Ω

Jitter

50 PS

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