Astell & Kern AK70 MKII

5,680.00

Categories: ,

Description

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