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    Astell & Kern AK Jr Portable Lossless Digital Audio Player & DAC

    • Compact and portable digital player offering high fidelity sound quality
    • Supports WAV, FLAC, WMA, MP3, OGG, APE, AAC, ALAC, AIFF, DFF and DSF music formats
    • High output and low impedance drives any earphone or headphone
    • External USB DAC functionality for PC and MAC
    • Internal memory and external microSD card slot offers 128GB storage capacity
    • Astell & Kern AK Jr

      Opening up the world of high resolution audio for the portable generation – Astell & Kern presents the AK Jr digital audio player with compact design that delivers the highest sound quality from lossless audio files. Fitting comfortably in your pocket, the AK Jr is like carrying a small concert with you.

      With raised screen that provides secure grip and a slimmed down profile of 6.9mm, the AK Jr conveys a smartphone-like user experience to usually complex Hi-Fi audio features. Equipped with textured aluminium volume wheel the AK Jr offers smooth one-handed operation for full control.

      Able to drive any type of earphone or headphones the AK Jr benefits from its decreased impedance rating providing high fidelity without the demand of separate amplification. AK Jr supports DSD, the digital audio format widely considered to be the next-generation in high resolution audio.

      When playing music stored on a computer, the AK Jr doubles as a USB DAC that delivers the same high level of audio quality while eliminating the need for a built-in sound card. Supporting microSD cards up to 64 GB, the AK Jr is capable of offering a whopping total storage capacity of 128 GB.

      The starting point of music.


      Astell & Kern AK Junior


      Thin and Light
      AK Jr gives everyone the opportunity to comfortably listen to high resolution audio, anytime and anywhere. With compact design the AK Jr delivers the highest sound quality while fitting comfortably in your pocket.

      Increased Performance
      Our engineers have reduced the output impedance to 2 Ohms for a significant gain in sound fidelity. As the AK Jr supports many various types of earphones and headphones, a separate amplifier is unnecessary.

      DSD to PCM
      Supports DSD, the digital audio format widely considered to be the next-generation in high resolution audio. Listen to a greater range of audio through DSD as the AK Jr converts 2.8MHz DSD files to PCM.

      USB DAC
      The AK Jr also functions as an external DAC (sound card) when connected to a PC or Mac via USB. When playing music stored on a computer, the AK Jr delivers the same high level of audio quality while eliminating the need for a built-in sound card.

      Ample Storage
      The AK Jr features 64GB of memory to store more music than ever before. Supporting microSD cards up to 64 GB, the AK Jr is capable of offering a total storage capacity of 128 GB.

      Full Touch Screen
      The smartphone-like full touch capabilities offer responsive interface and the larger screen displays more information.

       

      Astell & Kern AK Junior

      FEATURES

      • Compact and portable digital player offering high fidelity sound quality
      • Supports WAV, FLAC, WMA, MP3, OGG, APE (Normal, High, Fast), AAC, ALAC, AIFF, DFF and DSF music formats
      • Increased output and lowered impedance drives any earphone or headphone
      • Converts 2.8MHz DSD files to PCM
      • External USB DAC (sound card) functionality for PC/MAC
      • Internal memory and external microSD card slot offers 128GB storage capacity
      • Smartphone-like full touch capabilities with highly responsive interface
      • Elevated screen provides secure grip and slims down profile
      • Generous screen size displays album covers in 1:1 aspect
      • Full aluminium body and textured aluminium volume wheel
       

      Astell & Kern AK Junior


      TECHNICAL SPECIFICATIONS

      General

      • Supported Audio Formats: WAV, FLAC, WMA, MP3, OGG, APE(Normal, High, Fast), AAC, ALAC, AIFF, DFF, DSF
      • Sample rate: FLAC, WAV, ALAC, AIFF : 8kHz - 192kHz (8/16/24bits per Sample) / DSD : DSD64 (1bit 2.8MHz), Stereo (DSD to PCM)
      • Output Level: 1.95Vrms
      • DAC: Wolfson WM8740 (Single DAC)
      • Decoding: Support up to 24bit/192kHz Bit to Bit Decoding
      • Clock Jitter: 50ps (Typ)
      • Input: USB Micro-B input (charging and data transfer) / Connection Mode : UMS (USB Mass Storage)
      • Outputs: 3.5mm
      • Bluetooth: V4.0
      • Built-in Memory: 64GB [NAND]
      • External Memory: microSD (Max 64GB)
      • Display: 3.1inch WQVGA (240 x 400) Touchscreen
      • Battery Capacity: 1,450mAh 3.7V Li-Polymer Battery
      • Supported OS: Windows XP, Windows 7,8 (32/64bit), MAC OS X 10.7 and up
      • Dimensions: 52.9mm x 117mm x 8.9mm
      • Weight: 93g
      • Feature Enhancements: Firmware upgrades supported (F/W file copy)

      Audio Performance

      • Frequency Response: ±0.04dB (Condition: 20Hz-20kHz) / ±0.3dB (Condition: 20Hz-70kHz)
      • Signal to Noise Ratio: 112dB @ 1kHz
      • Crosstalk: 120dB @ 1kHz
      • THD+N: 0.005% @ 1kHz
      • IMD SMPTE: 0.0006% 800Hz – 10kHz (4:1)
      • Output Impedance: 2ohm
       

      PACKAGE INCLUDES

      • Astell & Kern AK Jr Digital Audio Player
      • USB-A to USB-Micro B cable
      • Set of Screen Protectors
      1. BrandAstell & Kern
      2. ColourSilver
      3. Manufacturer Warranty2 Years
      4. GTIN8809440330492
      5. Part NumberAKJNr
      6. Product TypePortable Audio Player
      7. Recommended useDigital audio player;Portable audio system
      8. Feature keywordPortable;Rechargeable
      9. Included AccessoriesUSB-A to USB-Micro B cable, Set of Screen Protectors
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