Today, high-quality music is no longer bound to physical media. HDtracks pioneered high-resolution audio downloads and offers music titles at CD quality and greater. In addition, music played from ...

Below we take you through the ins and outs of the hi-res audio world so that you'll know everything there is to know (and then some) and can be well on your way to enjoying your new and improved music ...

Following are the four "Master Quality" (MQ) categories of high-resolution audio, which were formalized by the major record labels in 2014. See high-resolution audio, PCM, analog, CD and DSD.