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Sunday, February 28, 2021

Astell&Kern A&futura SE200 Review

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Goh Beng Yeow
Goh Beng Yeow, the Founder / Editor at Porta-Fi™, is a recipient of the IT Youth Award in Singapore. Twice nominated for EY Entrepreneur of the Year Awards, Beng Yeow has previously founded startups such as PDALive.com, Coded Pixels Consultants and was a Tech writer for TODAY, a national daily newspaper under MediaCorp. Since 2017, he has been writing, editing and producing commentaries, interviews, news and reviews on Porta-Fi™. In 2019, Beng Yeow was appointed Advisor to LHDC™, the industry's latest low latency and high-definition Bluetooth audio codec.

Product Specifications

Astell&Kern A&futura SE200

General Specifications
– Body colour:Moon Silver
– Body material:Aluminium
– Display:5.0 inch (720 x 1,280) Touch display
– DAC:Multi DAC: AKM AK4499EQ x1 (Single DAC) / ESS ES9068AS x2 (Dual DAC)
– CPU:Octa-Core
– Input:via USB-C Port
– Wi-Fi:802.11 b/g/n (2.4GHz)
– Dimensions:76.9 mm (3.02 “) [W] x 132.2 mm (5.20 “) [H] x 15.8 mm (0.62 “) [D]
– Weight:about 274 g (9.66 oz)
– Feature enhancements:Firmware upgrades supported (via OTA)
 
Audio Specifications
– Supported audio formats:WAV, FLAC, WMA, MP3, OGG, APE, AAC, ALAC, AIFF, DFF, DSF, MQA
– MQA playback:Services (Tidal Masters), Local files, External USB, MQA-CD (ripped)
– Sample rate:PCM : 8 kHz ~ 384 kHz (8/16/24/32 bits per Sample) /
DSD Native: DSD64 (1 bit 2.8 MHz), Stereo / DSD128 (1 bit 5.6 MHz), Stereo / DSD256 (1 bit 11.2 MHz), Stereo
– Output Level:Unbalanced AKM 3.0 Vrms ESS 2.0 Vrms / Balanced AKM 6.0 Vrms ESS 4.0 Vrms (Condition No Load)
– Decoding:Support up to 32 bit / 384 kHz Bit-to-Bit Playback
– Output:Unbalanced Out (3.5 mm) x 2 / Balanced Out (2.5 mm, only 4-pole supported) x 2
– Frequency Response:AKM ±0.015 dB ESS ±0.023 dB (Condition: 20 Hz~20 kHz) Unbalanced / AKM ±0.010 dB ESS ±0.015 dB (Condition: 20 Hz~20 kHz) Balanced
AKM ±0.050 dB
±0.10 dB ESS ±0.065 dB (Condition: 20 Hz~70 kHz) Unbalanced / AKM ±0.030 dB ESS ±0.10 dB (Condition: 20 Hz~70 kHz) Balanced
– Signal to Noise Ratio:AKM 124dB, ESS 121 dB @ 1 kHz, Unbalanced / AKM 125 dB, ESS 123 dB @ 1 kHz, Balanced
– Crosstalk:AKM -138 dB, ESS -138 @ 1 kHz, Unbalanced / AKM -144 dB, ESS -144 dB @ 1 kHz, Balanced
– THD+N:AKM 0.0003%, ESS -0.0006% @ 1 kHz, Unbalanced / AKM 0.0004%, ESS 0.0006% @ 1 kHz, Balanced
– IMD SMPTE:AKM 0.0003%,ESS 0.0003% 800 Hz 10 kHz(4:1) Unbalanced / AKM 0.0003%, ESS 0.0003% 800 Hz 10 kHz(4:1) Balanced
– Output impedance:Unbalanced Out 3.5 mm (AKM 0.7ohms, ESS 1 ohms) / Balanced out 2.5 mm (AKM 1.3 ohms, ESS 1.6 ohms)
 
Clock source
– Clock jitter:25 ps (Typ)
– Reference clock jitter:200 Femto Seconds
 
Memory
– Built-in memory:256 GB [NAND]
– External memory:microSD (Max. 1TB) x 1
 
Battery Specifications
– Capacity:3,700 mAh 3.8 V Li-Polymer Battery
– Charging time:About 2.5 hours (Standard – 9 V / 1.67 A Fast Charging)
– Battery life:– About 10 hours (Standard – AK4499EQ, MUSIC: FLAC, 16-bit / 44.1kHz, Unbalance, Volume 50, EQ OFF, LCD OFF)
– About 14 hours (Standard – ES9068AS, MUSIC: FLAC, 16-bit / 44.1kHz, Unbalance, Volume 50, EQ OFF, LCD OFF)
– Battery charging method:via USB-C Port
 
Bluetooth Specifications
– Bluetooth version:4.2
– Bluetooth codec supported:aptX HD
 
What’s in the Box
– A&futura SE200
– USB-A to USB-C cable
– Protective film
– microSD card slot cover
– Quick start guide
– Warranty card
– Price:– SGD 2,799
– USD 1,799
 

For more information, visit Astell&Kern’s Website

Part 1: Introduction, Design & Build
Part 2: Usability
Part 3: Sound Quality
Part 4: Product Specifications
Part 5: Review Ratings, Summary

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