A&norma SR25 MKII
The Pocket Powerhouse
- Delivers superior sound through Astell&Kern’s latest advanced audio design technology.
- Support for native playback of DSD256 and 32-bit/384KHz PCM high-resolution audio, brings every music fan closer to hearing the artist’s original studio sound.
- Features 2.5mm, 3.5mm and 4.4mm output jacks to connect a wider variety of headphones.
- Equipped with a Quad-Core processor paired with a top-quality Dual Cirrus Logic CS43198 DAC for balanced and ultra-detailed sound.
- Boasts the latest high-definition 24-bit Bluetooth wireless codecs: LDAC and aptX™ HD.
- Replay Gain function uniformly adjusts volume playback from sound sources up to 24-bit/192 kHz.
Introducing A&norma SR25 MKII - the second-generation model of our award-winning entry-level player. Taking the much-loved original to the next level, this latest player improves on the audio performance, adds new features, such as a balanced 4.4mm headphone jack, and tweaks its already eye-catching and ultra-compact design. The A&norma SR25 MKII represents the perfect entry-point into Astell&Kern’s unrivalled world of high-resolution music playback on-the-move.
This new pocket powerhouse may have a familiar look and feel but it delivers superior sound through Astell&Kern’s latest advanced audio design technology. Presenting more detail than its predecessor, the natural high-resolution sonics deliver clearly defined upper and lower ranges and a deeper, more rounded sound. At the helm is a Quad-Core processor paired with a top-quality Dual Cirrus Logic CS43198 DAC
Included in the box
- 1x Astell&Kern A&norma SR25 MKII player
- 1x USB-C to USB-A cable (1 metre)
- 3x screen protectors
- 1x Quick start guide
|Body Color||Mercury D. Sliver|
|Display||3.6inch HD (720 x 1,280) TFT LCD|
|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||Unbalanced 2Vrms / Balanced 4Vrms (Condition No Load)|
|DAC||Cirrus Logic CS43198 x2 (Dual DAC)|
|Decoding||Support up to 32bit / 384kHz Bit-to-Bit Playback|
|Input||USB Type-C input (for charging PC & MAC)|
|Outputs||Unbalanced 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||V4.2 (A2DP, AVRCP, Qualcomm®aptXTM HD, LDAC)|
|Dimensions||2.5 ”(63.5 mm) [W] x 4.26 ”(108.3 mm) [H] x 0.63 ”(16.1 mm) [D]|
|Weight||about 6.27 oz (about 178 g)|
|Feature Enhancements||Firmware upgrades supported (OTA)|
|Operating Temperature||0? + 40? (32? 104?)|
|Frequency Response||±0.014dB (Condition: 20Hz 20kHz) Unbalanced / ±0.011dB (Condition: 20Hz 20kHz) Balanced, ±0.10dB (Condition: 20Hz 70kHz) Unbalanced / ±0.12dB (Condition: 20Hz 70kHz) Balanced|
|Signal to Noise Ratio||122dB @ 1kHz, Unbalanced / 124dB @ 1kHz, Balanced|
|Crosstalk||-138dB @ 1kHz, Unbalanced / -144dB @ 1kHz, Balanced|
|THD+N||0.0006 @ 1kHz, Unbalanced / 0.0005 @ 1kHz, Balanced|
|IMD SMPTE||0.0004 800Hz 10kHz(4:1) Unbalanced / 0.0003 800Hz 10kHz(4:1) Balanced|
|Output Impedance||Unbalanced Out 3.5mm (1.2ohm) / Balanced out 2.5mm (1.8ohm), 4.4.mm (1.7ohm)|
|Reference Clock||Jitter 70ps|
|Battery Capacity||3,150mAh 3.7V Li-Polymer Battery|
|Continuous Playback Time||about 20hours (Standard : FLAC, 16bit, 44.1kHz, Unbalanced, Vol.50, EQ Off, LCD Off)|
|Charge Time||about 2.5hours (5V 2A General Charging)|
|Built-in Memory||64GB [NAND]|
|External Memory||microSD (Max. 1TB) x1|
|Supported OS||Windows 8,10 (32/64bit), MAC OS X 10.7 and up|