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Astell&Kern - A&futura, SE180

SE180 Combines Innovation and Fun

The third product in the A&futura line, the SE180, continues the trend of exciting innovation for Astell&Kern products,
while providing the uncompromised sound quality Astell&Kern is famous for.

With the SE180, in addition to superb audio technology, we wanted to show users an element of fun that is hard to find
in most Hi-Fi products.

The DNA of innovation found in the A&futura line continues with the SE180.
It is an advanced audio system created with the technology Astell&Kern is known for around the world.

Interchangeable All-in-One Module
TERATON ALPHA Audio Technology from Astell&Kern
Next Generation Astell&Kern AMP Technology
Updated UI with Added Functions for Convenience

With the SE180, premium Hi-Fi Sound is now available through the use of interchangeable, all-in-one modules, by Astell&Kern.

SE180 Specification

General Specifications
Model
SE180
Body Color
Moon Silver
Body Material
Aluminum
Display
5.0inch 1920x1080 FHD
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)
Input
USB Type-C input (for PC & MAC)
Charging
9V 1.67A / 5V 2A
Wi-Fi
802.11 b/g/n (2.4GHz)
Bluetooth
V5.0 (A2DP, AVRCP, Qualcomm® aptXTM HD, LDAC)
Dimensions
3.03 ”(77 mm) [W] x 5.09 ”(129.2 mm) [H] x 0.78 ”(19.9 mm) [D] (Only body)
3.03 ”(77 mm) [W] x 5.4 ”(137.2 mm) [H] x 0.78 ”(19.9 mm) [D] (Combined with a module)
Weight
9.88 oz (280 g)
Feature Enhancements
Firmware upgrades supported (OTA)
SAR
Body 10g SAR (W/Kg) _ WLAN 2.4Ghz : 0.016
Wheel
LED Light (LED Indicator)
Battery
Capacity
3,800mAh 3.8V Li-Polymer Battery
Charge Time
about 5hours (Standard : 5V / 2A Charging), about 3hours (Fast : 9V / 1.67A Charging)
Memory
Built-in Memory
256GB [NAND]
External Memory
microSD (Max. 1TB) x1
OS
Supported OS
Windows 8,10(32/64bit) Mac OS X 10.7 and up
Clock source
Clock Jitter
25ps(Typ)
Reference Clock Jitter
800 Femto Seconds
SEM1 Specification
Model
SEM1
Body Color
Moon Silver
Body Material
Aluminum, Stainless Steel, Polycarbonate
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
Outputs
Unbalanced Out (3.5mm), Balanced Out (2.5mm, only 4-pole supported
/ 4.4mm, only 5-pole supported)
Output Level
[Normal Gain] Unbalanced 2Vrms / Balanced 4Vrms (Condition No Load)
[High Gain] Unbalanced 3Vrms / Balanced 6Vrms (Condition No Load)
DAC
ESS ES9038PRO (Single DAC)
Decoding
Support up to 32bit / 384kHz Bit-to-Bit playback
Dimensions
3.03 ”(77 mm) [W] x 2.99 ”(76 mm) [H] x 0.78 ”(19.9 mm) [D]
Weight
3.53 oz (100 g)
Playback Time
about 10.5hours (FLAC, 16bit, 44.1kHz, Vol.50, LCD Off)
Audio Performance
Frequency Response
±0.04dB (Condition : 20Hz~20kHz) Unbalanced / ±0.04dB (Condition : 20Hz~20kHz) Balanced
±0.07dB (Condition : 20Hz~70kHz) Unbalanced / ±0.06dB (Condition : 20Hz~70kHz) Balanced
Signal to Noise Ratio
[Normal Gain] 122dB @ 1kHz, Unbalanced / 126dB @ 1kHz, Balanced
/ [High Gain] 125dB @ 1kHz, Unbalanced / 129dB @ 1kHz, Balanced
Crosstalk
[Normal Gain] -138dB @ 1kHz, Unbalanced / -145dB @ 1kHz, Balanced
/ [High Gain] -138dB @ 1kHz, Unbalanced / -147dB @ 1kHz, Balanced
THD+N
[Normal Gain] 0.0005% @ 1kHz, Unbalanced / 0.0004% @ 1kHz, Balanced
/ [High Gain] 0.0007% @ 1kHz, Unbalanced / 0.0006% @ 1kHz, Balanced
IMD SMPTE
0.0004%, 800Hz 10kHz (4:1), Unbalanced / 0.0004%, 800Hz 10kHz (4:1), Balanced
Output Impedance
3.5mm (1ohm) / 2.5mm (1.5ohm) / 4.4mm (1.5ohm)

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