FLAC
AMR mafayilo
FLAC (Free Lossless Audio Codec) ndi mtundu wosatayika wa audio womwe umadziwika posunga mtundu wakale wamawu. Ndiwodziwika pakati pa ma audiophiles ndi okonda nyimbo.
AMR (Adaptive Multi-Rate) ndi mtundu wamawu wokongoletsedwa kuti azitha kukopera mawu. Amagwiritsidwa ntchito kwambiri m'mafoni a m'manja pojambula mawu komanso kusewera.