Astell & Kern AK70 High-Res Portable Media Player

Samma3a Rating:
88% of 100
AED2,399.00

The AK 70 High definition Digital Music Player is the latest entry level DAP from Astell&Kern's lineup. It is the first music player from the house of Astell&Kern to offer both USB connectivity and optical line-out. The USB port allows you to connect the AK70 to a PC device that enables to bypass the internal sound card enabling the computer to produce high-resolution audio; while the optical line-out lets you listen to high resolution audio through your preferred DAC if you wish. 

The AK70 uses a Cirrus Logic CS4398 DAC chipset that offers support to high-res playback of 24 bit/192kHz and up to 32 bit/384kHz through down sampling using a simple rate converter. The Hi-Res player features a 64GB inbuilt memory, while the microSD card supports up to 200GB.

The 3.3 Inch WVGA LCD Touch screen enables you to experience an easy to use interface. Its sleek anodized aluminium body along with its volume knob is smooth, reeking luxury, something that has come to define Astell&Kern over the years.  The AK70’s features a best-in-class 2,200 mAH 3.7V Li-Polymer Battery. It also comes with a Wi-Fi and Bluetooth feature, so you can stream tracks from your computer or Mac that have been connected to the same network.

  • 24bit/192kHz bit to bit PCM Audio Playback / DSD64, DSD128 (DSF, DFF) Playback Through DoP.
  • Features a unique USB audio digital out
  • Features a 2.5 mm 4-pole balanced output, and 3.5 mm 3-pole unbalanced output
  • DLNA Network Compatible with AK Connect
  • 64GB Internal Flash Memory, Single Cirrus-Logic CS4398 DAC
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Technical Specification

  • Type: Digital audio player.
  • material enclosure: aluminium
  • display: 3.3inch WVGA (480 x 800) TFT LCD 
  • DAC: Cirrus Logic CS4398 x1 (Single DAC)
  • 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, Stereo / DSD128, Stereo 
  • internal storage: 64GB
  • external storage: 1 x microSD (max 128GB)
  • input: USB Micro-B
  • output: 3.5mm headphone / optisch via mini-jack (3.5mm) / balanced via 4-pole mini-jack (2,5mm)
  • Bluetooth: V4.0 (A2DP, AVRCP, aptX)
  • Crosstalk: 130dB @ 1kHz, Unbalance / 130dB @ 1kHz, Balance
  • THD+N: 0.0008% @ 1kHz, Unbalance / 0.0007% @ 1kHz, Balance
  • dimensions: 60,3 x 96,8 x 13mm
  • weight: 132 gram
  • Warranty: 1 year

What Is In The Box

  • Astell & Kern AK70
  • USB cable
  • Quick-start guide

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Manufacture Description

2.47 "(62.8 mm)

3.31inchWVGA(480 x 800)TFT LCD

3.81 "(96.8 mm)

0.59 "(15.2 mm)

Weight: 5.29 oz (150 g)

Specification

General Specifications
Model 
AK70 MK
Body Color 
Noir Black 
Body Material 
Aluminum 
Display 
3.3inch WVGA (480 x 800) TFT LCD 
Supported Audio Formats 
WAV, FLAC, WMA, MP3, OGG, APE, AAC, ALAC, AIFF, DFF, DSF 
Sample rate 
PCM : 8kHz ~ 192kHz (8/16/24bits per Sample)
DSD : DSD64(1bit 2.8MHz), Stereo / DSD128(1bit 5.6MHz) 
Output Level 
Unbalance 2.0Vrms / Balance 4.0Vrms (Condition No Load) 
DAC 
Cirrus Logic CS4398 x2 (Dual DAC) 
Decoding 
Support up to 24bit / 192kHz Bit to Bit Decoding 
Input 
USB Micro-B input (for charging & data transfer (PC & MAC)) / Connection Mode : MTP (Media Device) 
Outputs 
PHONES (3.5mm) / Balanced Out (2.5mm, only 4-pole supported) 
Wi-Fi 
802.11 b/g/n (2.4GHz) 
Bluetooth 
V4.0 (A2DP, AVRCP, aptXtm HD) 
Dimensions 
2.47 ”(62.8 mm) [W] x 3.81 ”(96.8 mm) [H] x 0.59 ”(15.2 mm) [D] 
Weight 
5.29 oz (150 g) 
Feature Enhancements 
Firmware upgrades supported (OTA) 
Audio Performance
Frequency Response 
±0.11dB (Condition: 20Hz~20kHz) Unbalance / ±0.09dB (Condition: 20Hz~20kHz) Balance
±0.5dB (Condition: 10Hz~70kHz) Unbalance / ±0.5dB (Condition: 10Hz~70kHz) Balance 
Signal to Noise Ratio 
118dB @ 1kHz, Unbalance / 119dB @ 1kHz, Balance 
Crosstalk 
136dB @ 1kHz, Unbalance / 138dB @ 1kHz, Balance 
THD+N 
0.0005% @ 1kHz, Unbalance / 0.0005% @ 1kHz, Balance 
IMD SMPTE 
0.0003% 800Hz 10kHz(4:1) Unbalance / 0.0003% 800Hz 10kHz(4:1) Balance 
Output Impedance 
Balanced out 2.5mm (3ohm) / PHONES 3.5mm (1.5ohm) 
Clock source
Clock Jitter 
45ps (Typ) 
Battery
Capacity 
2,500mAh 3.7V Li-Polymer Battery 
Memory
Built-in Memory 
64GB [NAND] 
External Memory 
microSD (Max 256GB) x1 
OS
Supported OS 
Windows 7,8,10 (32/64bit), MAC OS X 10.7 and up

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