Audio quality rules

This article is a part of Believe's Audio Content Guidelines.

Reminder: An audio (or video) file is mandatory to create a release.

Audio format by Believe. The generic format of audio file is WAV 16 bits, 44,100 Hz, Stereo. Do not use multiple formats in the same release. The file must be complete (not cut) and good quality (no noise for example)

HD files. For 24-bit format, file must be among the following options: 24-bit / 44100 Hz (24/44); 24-bit / 48000 Hz (24/48); 24-bit / 88200 Hz (24/88); 24-bit / 96000 Hz (24/96).

Track length. For singles, EPs and albums, at least half of the tracks of the release must last more than 45 seconds.

Number of tracks. The number of tracks can be limited according to stores’ guidelines.

Duplicate. Tracks with identical audio files and identical metadata as another one already in Believe's database will not be accepted (based on MD5 algorithm).