A standardized format intended for compact discs. It features an amplitude resolution of 16 bits and a sampling frequency of 44100 Hz. This format emerged back in 1980. It is utilized for storing data on personal computers and CDs. A CS Digital Audio File stores the audio data in the AIFF format. You can see such files if you extract the audio files from a compact disc. This operation can be performed using Apple iTunes.

WavPack: a free lossless audio codec

This format is completely open. WavPack allows for both lossy and lossless compression. After compression, there is created a small file that can be played separately. WavPack also contains a correction file, which allows you to restore the original version. Supported only by certain audio players. This format has high sampling frequencies (192 kHz) and can be multi-channel (up to 255). It is easily converted to the mp3 format.