High-resolution audio aka high-definition audio or HD audio, generally refers to audio signals with bandwidth and/or dynamic range greater than that of Compact Disc Digital Audio (CDs) – sampling rates greater than 44,100 Hz and with bit-depths greater than 16. To understand high-resolution lossless audio player software, we should first know what HD audio and lossless audio are: What is High Resolution Lossless Audio Player Software?Īs the name suggests, it is a player that supports playback of HD lossless audio!