MP4
M4R mafayilo
MP4 (MPEG-4 Part 14) ndi zosunthika matumizidwe ophatikizika amawu, nyimbo ndi zithunzi chidebe mtundu kuti akhoza kusunga kanema, zomvetsera, ndi omasulira. Amagwiritsidwa ntchito kwambiri pakukhamukira komanso kugawana zinthu zambiri zama media.
M4R ndi wapamwamba mtundu ntchito iPhone Nyimbo Zamafoni. Ndi fayilo yomvera ya AAC yokhala ndi chowonjezera china.