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Astell&Kern

KANN ALPHA

HK$8,580

The Power House

KANN ALPHA, the third product in the KANN series of Digital Audio Players.

While the goal of the Astell&Kern KANN line is to provide ultra high power output to drive any headphone or IEM,
KANN ALPHA has not forgotten the essence of being a portable DAP,
so you can enjoy a near-perfect sound experience wherever you are.

The first Astell&Kern DAP to feature a 4.4mm balanced output
Complete separation of balanced lines to provide noise-free output
Crosstalk of 141dB and top-notch audio performance through a complete circuit redesign
Powerful 12Vrms ultra-high output support
14 ½ hours of continuous playback
Equipped with the latest version of Bluetooth, Bluetooth 5.0
Artistic design and ultra-precision metal shaping technology that Astell&Kern has perfected


Buy Now
First DAP to Feature 4.4mm Balanced Output Port, Completely Noise-Free

The newly introduced feature of the 4.4mm balanced output port is exciting, however, the most important part is how we implemented it. Unlike other manufacturer’s products, KANN ALPHA has physically separated the 2.5mm and 4.4mm outputs using micro relays. When 2.5mm and 4.4mm structures are connected only to the mute circuit they do not prevent noise interference that may occur because each signal is not properly blocked. KANN ALPHA boasts noise-free output because we built in an independent structure that completely blocks interference from outputs that are not being used and to be switched off therefore preventing the noise from occurring.

Gold PVD Coating Method

In order to minimize contact noise from the output, a gold PVD coating method is applied to the headphone connector instead of the typical rings used by other products.This improves both design and function.By adopting NDICS' Pentaconn 4.4mm connector, KANN ALPHA not only satisfies the requests of users, but the implementation boasts excellent quality and durability.

MQA 8x Rendering and MQA-CD

MQA hardware rendering is built into the ES9068AS DACs and supports MQA 8x rendering. MQA-CD playback is also supported on KANN ALPHA when playing MQA-CDs using the AK CD-Ripper. You now do not need special, expensive equipment to play back master quality audio CDs. Enjoy the original master sound through the dedicated hardware renderer installed in KANN ALPHA.

Customize Your Sound

With KANN ALPHA, you can enjoy the fun of creating your own customized sound by selecting among various DAC filters provided by the DAC manufacturer.

The Highest Level Of Channel Separation(Crosstalk)

KANN ALPHA boasts excellent performance measurement for crosstalk. Channel crosstalk is how much signal leaking there is between the L and R channels. The higher the crosstalk number, the better the separation between channels and the deeper and wider the sense of space that can be felt. As evident with the newly developed audio circuit design, KANN ALPHA features a never before seen Crosstalk measurement of -141dB(High Gain), which is unmatched by any other portable audio products in its class.

Equipped With Bluetooth 5.0 and Support for Wireless 24-Bit Qualcomm® aptX™ HD , LDAC Codecs

KANN ALPHA is the first Astell&Kern player to use Bluetooth 5.0.The latest Bluetooth version provides high sound quality with the convenience of wireless playback to headphones and IEMs. Bluetooth 5.0 features faster transmission speed and greater range compared to Bluetooth 4.2, therefore providing a more stable wireless connection. Both LDAC and Qualcomm® aptX™ HD is supported to provide audiophiles with the best wireless sound possible. The high-quality sound that Astell&Kern is known for can now be heard when using Bluetooth earphones, headphones, and speakers.

Powerful 12Vrms Output With 14 ½ Hours of Continuous Playback

KANN ALPHA supports the same powerful 12Vrms output as the existing KANN CUBE, however the player has been optimized to be more compact.This is achieved through the miniaturization of numerous parts such as resistors and capacitors, by rearranging various components and through circuit optimization.This resulted in the modification of more than 60 parts during the development process.Ultra-small tantalum capacitors, which were developed exclusively for Astell&Kern through a collaboration with Matsuo Electric in Japan to meet our high performance requirements, supply stable power to the player and suppress electrical noise.This redesigned power circuit used in KANN ALPHA also allows us to achieve 14 ½ hours of continuous playback.

Unique Manufacturing Technology Taken to a New Level

Astell&Kern's proprietary aluminum body design suppresses noise to improve sound quality, while providing the best signal transmission to the audio circuits. With our laser ground extension technology, you can achieve the best sound possible.The vibration-free processing machines used by Astell&Kern are the same ones used by expensive Swiss luxury watch manufacturers.This is reflected in the crafting of the volume wheel which is processed precisely like the crown of a luxury watch for the best operating feel.Independent machining processing is applied to individual areas to create each small pattern.

SPECIFICATION

Body Color

Onyx Black

Body Material

Aluminum

Display

4.1inch HD 720 x 1280 Touch Display

Supported Audio Formats

WAV, FLAC, WMA, MP3, OGG, APE, AAC, ALAC, AIFF, DFF, DSF, MQA

Sample rate

PCM : 8kHz ~ 384kHz (8/16/24/32bits per Sample) /
DSD Native: DSD64(1bit 2.8MHz), Stereo/ DSD128(1bit 5.6MHz), Stereo / DSD256(1bit 11.2MHz), Stereo

Output Level

High : Unbalanced 6Vrms │ Balanced 12Vrms (Condition No Load)
Mid : Unbalanced 4Vrms │ Balanced 8Vrms (Condition No Load)
Low : Unbalanced 2Vrms │ Balanced 4Vrms (Condition No Load)

CPU

Quad-Core

DAC

ESS ES9068AS x2 (Dual DAC)

Decoding

Support up to 32bit / 384kHz Bit to Bit playback

Input

USB Type-C input (for charging & PC & MAC)

Output

Unbalanced Out (3.5mm), Optical Out (3.5mm)
Balanced Out (2.5mm, only 4-pole supported | 4.4m, only 5-pole supported)

Wi-Fi

802.11 b/g/n (2.4GHz)

Bluetooth

V5.0 (A2DP, AVRCP, Qualcomm® aptX™ HD, LDAC)

Dimensions

2.68” (68.3mm)[W] x 4.60” (117mm)[H] x 0.98” (25mm)[D]

Weight

About 11.14oz (316g)

Audio Performance

Frequency Response

±0.021dB (Condition : 20Hz~20kHz) Unbalanced │ ±0.024dB (Condition : 20Hz~20kHz) Balanced ±0.021dB (Condition : 20Hz~70kHz) Unbalanced │ ±0.155dB (Condition : 20Hz~70kHz) Balanced

Signal to Noise Ratio

116dB @ 1kHz, Unbalanced │ 117dB @ 1kHz, Balanced

Crosstalk

-128dB @ 1kHz, Unbalanced │ -141dB @ 1kHz, Balanced

THD+N

0.0003% @ 1kHz, Unbalanced │ 0.0005% @ 1kHz, Balanced

IMD SMPTE

0.0003% 800Hz 10kHz(4:1) Unbalanced / 0.0003% 800Hz 10kHz(4:1) Balanced

Output Impedance

Unbalanced Out 3.5mm (0.8ohm) / Balanced out 2.5mm (2.0ohm), 4.4mm(1.8ohm)

Clock source

Clock Jitter

25ps(Typ)

Battery & Memory

Capacity

5,600mAh 3.8V Li-Polymer Battery

Playback Time

About 14.5 hours (Standard : FLAC, 16bit, 44.1kHz, Vol.80, LCD Off, Low Gain)

Charge Time

About 3.5 hours (9V/1.67A Fast Charging) / 5hours (5V/2A General Charging)

Built-in Memory

64GB [NAND]

External Memory

microSD (Max. 1TB) x1

Supported OS

Windows 7,8,10 (32/64bit), MAC OS X 10.7 and up

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