The Astell & Kern SR25 MKII Hi-Res Audio Player is stylish and compact allowing you the freedom to take your hi-fi audio on the go while building on the successes of the original SR25 design. With a whole host of connectivity options youre free to enjoy your hi-res audio however you choose whether that be through wired headphones now including 4.4mm connections or wirelessly hooked up to your hi-fi speaker set-up. True audiophile sound quality is assured with support of FLAC files and featured LDAC. You can now listen to your playlists at one volume level seamlessly thanks to the inclusion of ReplayGain and with 20 hours of continuous playback you can enjoy your listening experience for hours on end with your immersion uninterrupted. Audio is clear and defined with a natural resonance so you can listen to tracks the way the producer and artist intended anywhere at any time.