Astell&Kern KANN ULTRA Audio Player
Best portable player for audiophiles demanding desktop-level power for high-end headphones.
This is a desktop-grade powerhouse shrunk down for your pocket, capable of driving the most demanding headphones with ease. You sacrifice portability and battery life for sheer sonic authority, but for those who refuse to compromise on power, it is the ultimate mobile reference.
$714.99
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Who it's for
- Audiophiles driving demanding high-impedance or planar headphones
- Listeners seeking reference-grade, high-resolution audio precision
- Budget-conscious enthusiasts wanting flagship performance for less
Who should skip it
- Commuters needing a lightweight, pocketable music player
- Travelers requiring long-lasting battery life for extended trips
- Buyers prioritizing full manufacturer warranty and pristine condition
Performance breakdown
Driving Power
Desktop-level output effortlessly handles even the most demanding high-impedance audiophile headphones.
Audio Fidelity
Dual ES9039MPRO DACs deliver exceptional clarity and precise, noise-free sound reproduction.
Interface Responsiveness
The Octa-Core processor ensures fluid navigation through complex high-resolution music libraries.
Portability
Substantial weight and size prioritize raw performance over pocket-friendly convenience.
Connectivity Versatility
Triple output modes provide flexible, optimized connections for various headphone configurations.
Battery Endurance
Solid longevity for high-resolution playback, though power-hungry settings will drain it.
Key Specs
Weight
390g
Screen Size
5.5 inches
DAC
Dual ES9039MPRO
Maximum Output
16 Vrms
Processor
Octa-Core
Battery Capacity
8,400 mAh
Battery Life
11 hours
Dimensions
82 mm x 140 mm x 24 mm
Connectivity
Bluetooth, Wi-Fi, NFC
Supported Formats
MP3, FLAC, WAV, ALAC, WMA, AAC, DSD512, AIFF
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