Astell&Kern AK70 MKII Digital Audio Player

Name: Astell&Kern AK70 MKII Digital Audio Player
Brand: Astell and Kern
SKU: astell-kern-ak70-mkii-digital-audio-player
Price: 480 USD
Availability: OutOfStock

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Product Description

Bringing many of the features of high-end Astell&Kern products into an appealing price bracket, the AK70 MKII digital audio player is the company’s first model equipped with a dual DAC for less than a thousand dollars. It features dual well-regarded Cirrus Logic CS4398 DACs Read More

Specs

Astell&Kern
Body material: Aluminum in black
Display: 3.3 in (8.4 cm) WVGA (480 x 800) TFT LCD
Supported audio formats: WAV, FLAC, WMA, MP3, OGG, APE, AAC, ALAC, AIFF, DFF, DSF
Sample rate, PCM: 8–192 kHz (8/16/24 bits per sample)
Sample rate, DSD: DSD64 (1 bit 2.8 MHz), stereo/DSD128 (1 bit 5.6 MHz)
Output level: Unbalanced 2.0 Vrms / balanced 4.0 Vrms (condition no load)
DAC: Cirrus Logic CS4398 x 2 (dual DAC)
Decoding: Support up to 24 bit / 192 kHz bit-to-bit decoding
Input: USB micro-B input for charging and data transfer (PC and Mac) / connection mode: MTP (media device)
Outputs: Phones (3.5 mm) / balanced out (2.5 mm, only 4-pole supported)
Wi-Fi: 802.11 b/g/n (2.4 GHz)
Bluetooth: V4.0 (A2DP, AVRCP, aptX HD)
Frequency response: +/- 0.11 dB (condition 20 Hz–20 kHz) unbalanced / +/- 0.09 dB (condition 20 Hz–20 kHz) balanced; +/- 0.5 dB (condition 10 Hz–70 kHz) unbalanced / +/- 0.5 dB (condition 10 Hz–70 kHz) balanced
Signal-to-noise ratio: 118 dB at 1 kHz unbalanced / 119 dB at 1 kHz balanced
Crosstalk: 136 dB at 1 kHz unbalanced / 138 dB at 1 kHz balanced
THD + N: 0.0005% at 1 kHz unbalanced / 0.0005% at 1 kHz balanced
IMD SMPTE: 0.0003% 800 Hz 10 kHz (4:1) unbalanced / 0.0003% 800 Hz 10 kHz (4:1) balanced
Output impedance: Balanced out 3.5mm (3 ohm) / phones 3.5 mm (1.5 ohm)
Clock jitter: 45 ps (typ)
Battery capacity: 2,500mAh 3.7V li-polymer battery
Built-in memory: 64 GB (NAND)
External memory: microSD (max 256 GB) x 1
Supported OS: Windows 7, 8, 10 (32/64 bit), Mac OS X 10.7 and up
Feature enhancements: Firmware upgrades supported (OTA)
Dimensions: 2.47 x 3.81 x 0.59 in (6.3 x 9.7 x 1.5 cm)
Weight: 5.29 oz (150 g)