Astell&Kern SP4000

256 GB
Delivered between Fri, 10.4. and Sat, 11.4.
Only 1 piece in stock at supplier
free shipping

Colour2

Product details

The Astell&Kern SP4000 is a highly advanced high-end media player that sets new standards in digital audio playback. With its innovative octa-audio circuit architecture, the SP4000 delivers exceptional sound quality achieved through the combination of four AK4191 digital processors and four AK4499EX DACs. This technology enables precise signal processing and significantly minimizes noise components. The Enhanced Signal Alignment (ESA) technology ensures excellent frequency coherence, allowing even the finest sound nuances to be reproduced with accuracy. The player is equipped with a complete Android operating system, making it easy to install and use popular music apps like Tidal and Spotify. The elegant design, combined with a 6-inch 2K display and a polished stainless steel casing, makes the SP4000 not only a technical masterpiece but also a stylish accessory for audiophiles.

  • Octa-audio circuit architecture for precise sound reproduction
  • Enhanced Signal Alignment (ESA) for excellent frequency coherence
  • Complete Android operating system for easy app usage
  • Ultra-low-noise LDO regulation for noise reduction
  • Elegant design with a 6-inch 2K display and stainless steel casing.

Key specifications

Audio formats
AACAIFFALACAPEDFFDSFFLACOggWAVWMA
Battery life (audio)
10 h

General information

Item number
66448867
Manufacturer
Astell&Kern
Category
MP3 + Portable Audio Player
Manufacturer no.
3PPF5100-CMSI01
Release date
19.1.2026

Colour

Colour
Silver
Exact colour description
Silver

MP3 + Media player properties

Player type
High-end media player
Media player connections
3.5mm headphones4.4mm balanced headphonesUSB-C
Media Player Equipment
Memory expandableTouch screenVolume control

Audio properties

Frequency range
20 - 70000 Hz

Data storage properties

Data storage type
Flash
Storage capacity
256 GB
Max. memory extension
1500 GB
Memory card type
microSD

Wireless transmission

Wireless transmission
BluetoothWi-Fi
Bluetooth version
5.0
Bluetooth profiles
A2DPAVRCPLDAC

Supported formats

Audio formats
AACAIFFALACAPEDFFDSFFLACOggWAVWMA

Display properties

Display size (inches)
6"

Power supply

Power supply
Rechargeable battery operated
Battery life (audio)
10 h

Battery properties

Charging time
4 h

Origin

Country of origin
MacedoniaSouth Korea

Voluntary climate contribution

CO₂ emissions
31.19 kg
Climate contribution
CHF 0.74

Scope of delivery

Scope of delivery
Display protection sheetLeather caseSP4000USB cable

30-day right of return
24 Months Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «MP3 + Portable Audio Player» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • Astell&Kern
    Not enough data
  • 1.Renkforce
    0.2 %
  • 2.Fourze
    0.6 %
  • 3.Joliker
    1.2 %
  • 4.Bigben
    1.3 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • Astell&Kern
    Not enough data
  • 1.Etacé
    0 days
  • 1.Intenso
    0 days
  • 1.Joliker
    0 days
  • 1.Lenco
    0 days

Return rate

How often is a product of this brand in the «MP3 + Portable Audio Player» category returned?

Source: Digitec Galaxus
  • Astell&Kern
    Not enough data
  • 1.Denver
    0.8 %
  • 2.Fourze
    1.3 %
  • 3.Soundmaster
    1.5 %
  • 4.Bigben
    2.1 %
Source: Digitec Galaxus