A&norma SR25 Portable High-Resolution Music Player (Moon Silver) Product Image

A&norma SR25 Portable High-Resolution Music Player (Moon Silver)

Product Description

Designed to reproduce audio as the creator's intended, the A&norma SR25 Portable High-Resolution Music Player from Astell&Kern delivers high-fidelity acoustics you can take with you. Wrapped inside a stylish aluminum body is a host of technological advances in audio engineering. You get a quad-core CPU that's paired with dual Cirrus Logic CS43198 DACs that support 32-bit/384 kHz bit-to-bit playback and native DSD256. With up to 21 hours of playback, you can enjoy rich and dynamic sound all day long.

This kind of audio quality is provided regardless of how you listen, so with the SR25 you don't have to compromise when using wireless headphones or speakers. Aside from 3.5mm unbalanced and 2.5mm balanced headphone outputs, it supports 24-bit playback via aptX HD Bluetooth, as well as support for LDAC. All of this technology is at your fingertips and can be controlled via the 3.6" 720p TFT LCD and convenient external analog controls. For a smooth, user-friendly experience, Astell&Kern runs the SR25 on a customized Android 9.0 operating system.
DAC 2 x Cirrus Logic CS43198 32-Bit
Audio Resolution PCM: 8 ~ 384 kHz / 32-Bit
DSDNative: 2.8 MHz / 1-Bit
DSD128: 5.6 MHz / 1-Bit
DSD256: 11.2 MHz / 1-Bit
Frequency Response 20 Hz to 20 kHz ±0.011 dB (Balanced Headphone Out)
20 Hz to 20 kHz ±0.014 dB (Unbalanced Headphone Out)
20 Hz to 70 kHz ±0.12 dB (Balanced Headphone Out)
20 Hz to 70 kHz ±0.1 dB (Unbalanced Headphone Out)
Impedance 1.8 Ohms (Unbalanced Headphone Out)
1.6 Ohms (Balanced Headphone Out)
Volume Control Analog
THD + N 0.0007% at 1 kHz (Unbalanced Headphone Out)
0.0008% at 1 kHz (Balanced Headphone Out)
Maximum Output Voltage 2 Vrms (Unbalanced 3.5 mm)
4 Vrms (Balanced 2.5 mm)
Signal to Noise Ratio 122 dB (Unbalanced Headphone Out)
123 dB (Balanced Headphone Out)
Clock Jitter 25 ps
Crosstalk -138 dB at 1 kHz (Unbalanced Headphone Out, )
-144 dB at 1 kHz (Balanced Headphone Out, )
CPU  Quad-Core
Operating System Android 9.0
Internal Storage 64 GB
Media/Memory Card Slot Single Slot: microSD/microSDHC/microSDXC [1 TB Maximum]
Display 3.6" LCD (1280 x 720 Resolution)
Operation Method Physical Buttons, Touchscreen, Volume Wheel
Media Support
Video Recording No
Video Playback No
Formats Supported Audio: WAV, FLAC, WMA, MP3, OGG, APE, ALAC, AIFF, DFF, DSF, and MQA
Wireless Bluetooth 4.2
Wi-Fi 4 (802.11n)
Bluetooth Codecs aptX, LDAC
Connections 1 x 1/8" / 3.5 mm Headphone Output
1 x 2.5 mm Balanced Headphone Output
1 x USB Type-C USB 3.0 Input
Built-In Mic No
Battery 1 x Built-In Rechargeable Lithium-Polymer Battery 3150 mAh
Providing up to 21 Hours per Charge for Audio Playback (3.5 mm)
Charging Time Full Charge: 2.5 Hours
System Requirements Operating System
Windows 7, 8, 10
Mac OS X 10.7
Supported Languages
Dimensions (W x H x D) 2.5 x 4.3 x 0.6" / 6.3 x 10.9 x 1.5 cm
Weight 6.28 oz / 178 g