AMR
WMA fayiloli
AMR (Adaptive Multi-Rate) wani tsari ne na matsawa mai jiwuwa wanda aka inganta don lambar magana. An fi amfani da shi a cikin wayoyin hannu don rikodin murya da sake kunna sauti.
WMA (Windows Media Audio) tsari ne na matsawa mai jiwuwa ta Microsoft. An fi amfani da shi don yawo da sabis na kiɗan kan layi.