MP3
AMR iifayile
I-MP3 (i-MPEG Audio Layer III) yifomati yomsindo esetyenziswa ngokubanzi eyaziwa ngokusebenza kwayo ngoxinzelelo oluphezulu ngaphandle kokuncama kakhulu umgangatho womsindo.
I-AMR (I-Adaptive Multi-Rate) yifomathi yocinezelo lwe-audio elungiselelwe ikhowudi yentetho. Iqhele ukusetyenziswa kwiifowuni eziphathwayo ukwenzela ukurekhoda kwelizwi kunye nokudlala kwakhona.