You can download in any (or all) of the following formats on Bandcamp: MP3 V0, MP3 320, FLAC, AAC, Ogg Vorbis, ALAC, WAV, AIFF.
Just look for the format dropdown beside the download link here:
If you have questions about the quality of specific track or album files, we recommend getting in touch with the artist directly. Just click the "Contact" link on their Bandcamp page.