description Sony NW-A55 Overview
The Sony NW-A55 is a portable digital audio player from Sony's Walkman series, featuring a compact aluminum chassis and support for high-resolution audio formats including FLAC, DSD, and ALAC. The device includes Sony's S-Master HX digital amplifier technology and offers battery life suitable for extended listening sessions.
help Sony NW-A55 FAQ
Does the Sony NW-A55 play FLAC, ALAC, and DSD files?
Yes, the NW-A55 supports lossless formats including FLAC and ALAC as well as DSD playback. It also uses Sony's S-Master HX digital amplifier and includes sound-processing options such as DSEE HX.
Can the NW-A55 stream Spotify or Apple Music over Wi-Fi?
No, the NW-A55 is not an Android streamer and has no Wi-Fi app ecosystem. Music is stored internally or on a microSD card, although Bluetooth can connect the player to wireless headphones or let it act as a receiver for another device.
How much storage does the Sony NW-A55 have?
The standard NW-A55 has 16 GB of built-in storage, part of which is used by the system. Its microSD slot is the practical way to carry a large lossless library, especially when individual high-resolution albums occupy several gigabytes.
How does the NW-A55 differ from the Android-based NW-A105?
The NW-A55 uses Sony's dedicated Walkman interface and emphasizes long battery life and local playback. The NW-A105 runs Android and supports streaming apps, but its added connectivity and operating system generally consume more power.
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