Astell&Kern A&norma SR25 MKII


Fedele ai valori fondamentali di Astell&Kern, il suono ad alta fedeltà è il cuore dell’SR25 MKII, offrendo prestazioni audio eccezionali a una vasta gamma di amanti della musica. La caratteristica più distintiva della linea di prodotti Astell&Kern A&norma è il suo fattore di forma compatto. Tuttavia, l’SR25 MKII offre un suono più dettagliato rispetto al suo predecessore, consentendo la chiara espressione di ogni strumento e nota vocale.

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Riproduttore digitale DAP in alta risoluzione – Astell&Kern A&norma SR25 MKII

  • File riproducibili fino a 32bit/384KHz: ALAC, APE, AAC, FLAC, OGG, AIFF, DFF, DSF, WAV, WMA, MP3
  • Supporta anche la riproduzione dei file DSD nativi 256 a 11,2MHz
  • Compatibile con file MQA 8x e MQA-CD
  • CPU quad-core velocissima
  • Dual DAC interno MasterHIFI™Cirrus Logic CS43198 in grado di funzionare anche sulla porta USB per utilizzarlo come DAC esterno collegandolo ad un computer (Mac o PC).
  • Memoria interna: 64GB espandibile fino a 1TB attraverso uno slot microSD.
  • Display TFT LCD da 3,6″ touchscreen 720×1080
  • Wi-Fi con streaming DLNA tramite AK Connect App
  • Connettività Bluetooth 4.2 aptX HD, LDAC
  • USB audio out
  • Uscita cuffia con jack da 3,5mm e doppia uscita bilanciata a 4 poli da 2,5mm e 4,4mm
  • Alimentazione e ricarica attraverso cavo Micro-USB e batteria interna a polimeri di litio con durata di 21 ore
  • Chassis in alluminio con finitura grigio scuro
  • Compatibile con i modelli AMP, Cradle, CD Ripper, Recorder e Remote
  • Dimensioni (LxAxP): 63,5×108,3×16,1mm
  • Peso: 178gr

A&norma SR25 MKII

A Pocket Powerhouse

True to the core values of Astell&Kern, high fidelity sound lies at the heart of the SR25 MKII, delivering exceptional audio performance to a diverse range of music lovers. The most distinctive feature of the Astell&Kern A&norma product line is its compact form factor. However, the SR25 MKII offers more detailed sound than its predecessor, allowing the clear expression of each and every instrument and vocal note.

The SR25 MKII offers more versatile connectivity options with the addition of a 4.4mm balanced output for the first time in an A&norma player, LDAC, as well as Qualcomm® aptX™ HD, which support and deliver true audiophile sound quality.

The SR25 MKII keeps everything we love about the SR25 and adds new design features. It will produce the best sound quality anywhere, anytime.

Astell&Kern A&norma SR25 MKII

  • The SR25 MKII is a true mass premium product
  • Improved audio quality compared to the SR25
  • Versatile connectivity, with addition of 4.4mm balanced output support
  • Energy-efficient design resulting in 20 hours of continuous playback
  • Supports two-way Bluetooth and high-definition codecs (Qualcomm® aptX™ HD, LDAC)
  • ReplayGain automatically maintains constant volume

Astell&Kern A&norma SR25 MKII

Performance Mode for Ultra High Resolution Sound

Not all DACs sound the same.

The SR25 MKII delivers improved performance across the board compared to the SR25, including bass response, dynamic range, soundstage, imaging and more.

The SR25 MKII utilizes Astell&Kern’s latest audio design technology for clear and natural high-resolution sound with more clearly defined upper and lower ranges providing listeners with a deeper, more rounded sound.

Bit-to-Bit playback is available in models up to the SR25 MKII 32 bit 384 kHz. Native DSD audio is available up to 11.2 MHz, for uncompressed sound quality, staying true to the artist’s original intention, in high-resolution and with minimal distortion.

With seamless playback performance supporting native DSD256 up to 32 bit/384 kHz, you will derive even more pleasure from your music.

Astell&Kern A&norma SR25 MKII

Astell&Kern A&norma SR25 MKII

Multiple Output Options

The SR25 MKII supports 4.4mm balanced output. With 2.5mm, 3.5mm and 4.4mm output options, you can connect an even wider variety of devices.

The 4.4mm balanced output provides improved dynamic range and bass response, supports a wide soundstage, offers clear imaging, and captures subtle details in the audio source.

Enjoy your music without worrying about adaptors.

Astell&Kern A&norma SR25 MKII

SR25 MKII Output Structure

Astell&Kern A&norma SR25 MKII

Silver Plating Shield Can

Astell&Kern A&norma SR25 MKII

Astell&Kern products apply shield cans so that noise and electromagnetic interference, which occur when the countless parts are in operation, do not affect the audio block.

The SR25 MKII has taken it a step further by applying highly conductive, hyper-pure silver plating on the existing shield cans for perfect shielding that provides excellent audio performance.

Excellent Continuous Playback Time

No need to worry about battery life.
The SR25 MKII can play continuously for 20 hours with just one full charge, thanks to its optimized, energy-efficient circuitry.
Enjoy your own personal musical performance anytime, anywhere with the SR25 MKII’s extended playback time and its portability.

* Music in FLAC format, 16 bit, 44.1 kHz, unbalanced, volume at 50, EQ Off, LCD Off
* Playback time may vary depending on the user environment.

Astell&Kern A&norma SR25 MKII

Wireless Hi-Fi Sound Through BT Sink

The newly introduced BT Sink function connects the SR25 MKII to an external device via Bluetooth,
similar to connecting a smartphone with a BT speaker.
Music from an external device, such as a smartphone can now be played back in high-quality on the SR25 MKII using the BT Sink function.

Astell&Kern A&norma SR25 MKII

ReplayGain Automatically and Uniformly Adjusts Playback Volume

ReplayGain, which adjusts sound sources with different volumes to an identical level, has been applied. Now, enjoy your own playlists seamlessly through the ReplayGain feature on SR25 MKII.

– ReplayGain supports up to 24bit/192 kHz sound sources.


AK File Drop to enjoy wireless transfers

The new AK File Drop function in the SR25 MKII makes files transfers easier and more convenient.
Using AK File Drop, you can freely transfer files wirelessly through a PC, smartphone, or FTP program located on the same network.
Music file management is now possible with a cableless, wireless solution.
Astell&Kern A&norma SR25 MKII



The A&norma SR25 MKII inherits the overall design identity of the A&norma SR25 model, highlighting the rhythmic freedom of music through the harmonious combination of design elements.

The top and bottom edges of the bezel are angled, giving the impression of a smaller rectangle floating freely inside the chassis. The pattern on the side is designed to draw attention to the volume wheel whilst conveying an impression of sound.



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