SR25 MKII - Mp3 player Astell&Kern - Free user manual and instructions
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| Type of product | Portable Music Player |
| Model | SR25 MKII |
| Brand | Astell&Kern |
| Dimensions | 102.5 x 55 x 14.5 mm |
| Weight | 135 g |
| Battery capacity | 3150 mAh Li-Polymer |
| Charging time | Approx. 3 hours (USB-C fast charge) |
| Battery life | Up to 20 hours of audio playback |
| Storage | 64 GB internal, expandable via microSD up to 512 GB |
| Screen | 3.6-inch HD touchscreen (720x1280) |
| Audio formats supported | WAV, FLAC, ALAC, APE, WMA, MP3, DSD (DSD64/128/256) |
| Digital to Analog Converter (DAC) | Dual CS43198 |
| Outputs | 3.5mm unbalanced, 2.5mm balanced |
| Connectivity | Wi-Fi 802.11 b/g/n, Bluetooth 5.0 (AAC, aptX HD) |
| Operating system | Proprietary (Based on Linux) |
| Power input | USB-C (5V/2A) |
| Cleaning instructions | Wipe with a soft, dry cloth. Do not use liquids or abrasives. |
| Safety warnings | Do not disassemble, expose to moisture, or use extreme temperatures. |
| Spare parts availability | Battery and microSD slot cover available through authorized service centers. |
| Repairability | Battery replaceable by service professional; screen repair available through authorized centers. |
Frequently Asked Questions - SR25 MKII Astell&Kern
How long does the battery last?
The SR25 MKII provides up to 20 hours of continuous audio playback on a full charge.
What audio formats does it support?
It supports WAV, FLAC, ALAC, APE, WMA, MP3 and DSD (up to DSD256).
Can I expand the storage?
Yes, it has a microSD card slot that supports cards up to 512 GB.
Does it support Bluetooth headphones?
Yes, with Bluetooth 5.0 and codecs including AAC and aptX HD.
What is the battery capacity?
The built-in battery is 3150 mAh Li-Polymer.
How do I charge the device?
Use the included USB-C cable with a 5V/2A charger. It supports fast charging.
What is the screen size and type?
It has a 3.6-inch HD touchscreen with a resolution of 720x1280.
Does it have a balanced output?
Yes, it has a 2.5mm balanced output in addition to a 3.5mm unbalanced output.
Can I use it as a USB DAC?
Yes, the SR25 MKII can function as a USB DAC for computers via the USB-C port.
Is the device safe to use in humid environments?
No, it is not waterproof. Avoid exposure to moisture and extreme temperatures.
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